CA2008820A1 - Device for transferring film from a backing tape to a substrate - Google Patents

Device for transferring film from a backing tape to a substrate

Info

Publication number
CA2008820A1
CA2008820A1 CA002008820A CA2008820A CA2008820A1 CA 2008820 A1 CA2008820 A1 CA 2008820A1 CA 002008820 A CA002008820 A CA 002008820A CA 2008820 A CA2008820 A CA 2008820A CA 2008820 A1 CA2008820 A1 CA 2008820A1
Authority
CA
Canada
Prior art keywords
rotation
reel
housing
teeth
backing tape
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
CA002008820A
Other languages
French (fr)
Inventor
Tilwin Lepsius
Klaus Tranelis
Hans Halm
Herbert Tossing
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Henkel AG and Co KGaA
Original Assignee
Tilwin Lepsius
Herbert Tossing
Klaus Tranelis
Hans Halm
Henkel Kommanditgesellschaft Auf Aktien
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tilwin Lepsius, Herbert Tossing, Klaus Tranelis, Hans Halm, Henkel Kommanditgesellschaft Auf Aktien filed Critical Tilwin Lepsius
Publication of CA2008820A1 publication Critical patent/CA2008820A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H37/00Article or web delivery apparatus incorporating devices for performing specified auxiliary operations
    • B65H37/002Web delivery apparatus, the web serving as support for articles, material or another web
    • B65H37/005Hand-held apparatus
    • B65H37/007Applicators for applying coatings, e.g. correction, colour or adhesive coatings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H35/00Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers
    • B65H35/04Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with transverse cutters or perforators
    • B65H35/06Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with transverse cutters or perforators from or with blade, e.g. shear-blade, cutters or perforators

Abstract

ABSTRACT OF THE INVENTION

A hand-held device for transferring a film from a racking tape to a substrate, comprises a housing in which a supply reel and a take-up reel for the backing tape are each accommodated on an individual rotation pin arranged for rota-tion on the housing. A rewind lock is associated with at least one reel. The two rotation pins are coupled with one another via a gear tooth system comprising a slipping clutch active in the direction of rotation. The backing tape, unwindable from the supply reel, is guided over an application element projecting from the housing and adapted to press the backing tape with its film side onto the substrate. The tape is guided from the application element, back into the housing, and onto the take-up reel. The gear tooth system is integrated into the rotation pins, and the slipping clutch is part of the gear tooth system.

Description

`2~08~0 DEVICE FOR TRANSFERRING FILM FROM
A BACKING TAPE TO A S~BSTRATE

BACKGROUND

1.0 Field of the Invention~
This invention relates generally to hand-held film dispensing devices, and more particularly to a hand-held device for transferring a film from a backing tape to a substrate.
2.0 Discussion of Related Art:
In known devices in the field of the invention, a supply reel and a take-up reel are arranged adjacent one another in one plane, a backing tape coated on one side with an adhesive film being wound onto the supply reel. The take-up reel, comparable with an empty audio cassette reel, is intended to take up the used backing tape. Both reels are arranged in an openable housing so that the supply reel can be replaced and the take-up reel removed.
Arranged on the outside of the housing is a projecting 15 application element having an edge facing the substrate. The coated backing tape is guided over this edge. The application element is placed on the substrate to which the adhesive is to be applied. By relative movement between the device and the substrate, the adhesive film is separated from the backing tape which, at the same time, is rewound free from adhesive by the ..... .. . . . . .....

2~0882~

take-up reel. A device such as this can operate only if the backing tape is always under adequate tension. To this end, the supply reel and the take up reel are interconnected by a drive connection comprising a slipping clutch. The drive connection is designed in such a way that, as in a cassette player, the take-up reel seeks to rotate so quickly that not only does it take up the backing tape offwound from the supply reel, it also keeps the backing tape taught.
Gne such known device, for ex~mple, is disclosed in Geri~an DE-OS 36 38 722. In this device, the drive connection is in the form of a gear tooth system, the two reels being ~ounted on rotation pins mounted in the housing. The gearwheel of the rotation pin for the take-up reel is smaller than the gearwheel of ~he rotation pin for the supply reel, so that the take-up reel automatically rotates more quickly, thereby placing the backing tape under tension. The gearwheel for the take-up reel is integral with the corresponding rotation pin, the rotation pins for the supply reel and the corresponding gearwheel are separate parts interconnected by an elaborate slipping clutch. The slipping clutch consists of resilient detents fixed to the driving gearwheel, and a mounting pin for the supply reel with an internal key boss in which the detents engage. Accordingly, the drive connection with the slipping clutch is relatively complicated, and comprises several parts.
As a result, it is difficult and expensive to make, which is a crucial disadvantage for a mass-produced article of this type.
.

- 200~2(~
3.O ~ummary of_the_Invention:
With the problems of the prior art in mind, an object of this invention is to provide an improved hand-held device for transferring a film from a backing plate to a substrate, with the device reauiring relatively fewer component parts, for simplifying production.
In one embodiment of the invention, this and other objects are satisfied by a hand-held device comprising two rotation pins each with an integral gear tooth system, one for the supply reel and the other for the take-up reel, without requiring additional elements for a slipping clutch.
In a preferred embodiment of the invention, the teeth of the rotation pin for the supply reel are formed with lamellar necks in the region between the tooth rim and the tooth flanks.
In the region of the tooth flanks, the teeth of both rotation pins are beveled in the plane perpendicular to the tooth flanks in such a way that, in the event of a difference in speed, the teeth of the rotation pin for the supply reel are able to slip over the teeth of the rotation pin for the take-up reel.
This design of the slipping clutch is particularly simple. The slipping clutch does not consist of a separate element, but is directly an integral part of the gear tooth system. The beveled teeth of the supply reel, which are made resilient by the lamellar design of their necks, are able to slip ~ver the correspondingly beveled teeth of the rotation pin for the take-up reel. The response of the slipping clutch is controlled through the resilience of the teeth of the rotation . .
~ ~ ,~ ,. ,,--- :,: , , 2008$:~O
pin for the supply reel. The resilience level is influenced by the design of the lamellar tooth necks, the length and thickness of the tooth necks, and also by their lamellar form being variable according to requirements.
In cor,junction with the design of the slipping clutch, another embodiment of the invention includes a rewind lock in association with the gear tooth system of the rotation pin for the supply reel. It is a particular advantage in this regard that, beneath the beveled teeth of the rotation pin for the supply reel, the reverse lock can be formed by a corre-spondingly bevele~ housing element, for insuring that the teeth of the rotation pin can only slip over the housing element in the direction of rotation. Accordingly, there is no need for any additional means to provide the rewind lock, which prevents incorrect operation of the device. Instead, it is merely necessary to provide a beveled, tooth-like housing element over which the resilient teeth slip in the direction of rotation, but are blocked in the opposite direction.

BRIEF DESCRIPTION OF THE DRAWINGS

Examples of various embodiments of the invention are described in detail in the following with reference to the accompanying drawings, in which like items are identified by the same reference designation, wherein:
Figure l is a perspective exploded assembly diagram of a hand-held device according to one embodiment of the invention.

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200882~1 ~
Figure 2 shows a drive connection designed in accordance with the invention for the hand-held device.
Figure , is a section on the line III-III in Figure 2.
Figure 4 is a section in the direction of arrow IV in Figure 2.
Figure 5 is a section on the line V-V in Figure 2.

DE~AILED DESCRIPTION OF THE INVENTION

A hand-held device for transferring a film from a backing tape 1 to a substrate 2 (not shown in detail) comprises a housing formed by two housing halves, namely a lower housing half 3a and an upper housing half 3b (see Fig. 1). The two housing halves 3a and 3b are designed to be fitted together by means of pins 4 in the housing half 3b, and corresponding pin bushings 5 of the housing half 3a to form a common housing.
Two journal pins 6, 7 for rotation pins 8, 9 are formed in the lower housing half 3a. An annular support 10 is additionally formed at the base of the journal pin 6. In addition, the housing comprises a projecting application element 11 for the backing tape 1 which is formed by triangularly tapering guide strips 12a and 12b in both housing halves, and by an application roller 13. The application roller 13 is mounted for rotation in a journal consisting of a pin 14 of the housing half 3b, and a bushing 15 of the housing half 3a, the journal being formed when the housing halves are fitted together.

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2 0 ~ 0 In addition, gripping surfaces 16a, 16b are formed in both housinq haives 3a, 3b. The housing half 3b additionally comprises a slot-like opening 17 in that part facing the journal 6, making it possible to see into the interior of the S housing.
The rotation pins 8, 9 are integrally formed with gear tooth systems 18, 1~, the teeth 20 of the gear tooth system 18 being larger thar, the teeth 21 of the gear tooth system 19. In addition, a dis_-like plate 22 is for~ed at the base of the --lG rotation pin 9 beneath the gear tooth system 19. The rotation pins 8, 5 are d~-signed to fit correspondingly on the journals 6, 7, and after the housing halves 3a, 3b have been fitted together, are m~unted for rotation in engagement with one another -~ith no axial play. Corresponding journals (not shown) may also be formed in the housing half 3b.
A supply reel 23 holding the backing tape 1 is designed to fit onto the rotation pin 8. A take-up reel 24, which takes up the backing tape 1 after application of the adhesive to the substrate 2, is designed to fit onto the rotation pin 9, the reels 23 and 24 being fixedly connected to the rotation pins 8 and 9, respectively, although this has not been shown in detail in the drawing.
The serviceability of the hand-held device is established by fitting together all the component parts shown in the exploded view in Figure 1. The rotation pins 8, 9 are locked axially on the journals 6, 7 by locking mechanisms (not shown).
A supply reel 23 fully loaded with backing tape, and the take~
up reel 24 which takes up the leading end of the backing tape :

--` 20~8~20 1, are fitte~ onto the rotation pins 8 and 9, respectively, ~hen the r,~nd-held device is reioaded. The backing tape 1 is guided, in the form shown in the drawing, from the supply reel 23 around the application element 11 out of the housing and, from there, ~ack onto the take-up reel 24. The backing tape 1 is guided around the guide strips 12a, 12b and the application roller 13. ~y installing the upper housing half 3b, the hand-held device s ready ~or operation, the amount of backing tape 1 on the supply ree_ S always being visible through the opening 17.
Figures 2 to 5 show the drive connection between the rotatior, pin 8 for the supply reel 23, and the rotation pin 9 for the ake-up reel 24. The gear tooth systems 18, 19 of the rotation pins 8, 9 are designed in such a way that they serve simultaneously as a slipping clutch. To this end, the teeth 20, 21 are specially shaped, as best shown in Figure 4. In the overlap region, the teeth 20, 21 of the gear tooth systems 18, 19 are each beveled with the same pitch in the plane perpendicular to the tooth flanks, in such a way that their oblique surfaces 26, 27 come into contact in the direction of rotation (arrow 25 in Figure 2). The oblique surfaces 26 of the teeth 20 slip over the oblique surfaces 27 of the teeth 21 in the event of a difference in speed between the two gear tooth systems.
This slipping effect is made possible by a flexible construction of the teeth 20 of the gear tooth system 18. To this end, the teeth 20, which are preferably made of plastic, are lamellar in design in the region of their neck 28 between ~c, ,, ~,:, ,, .', . , ' - ,, ~, . . . .

the tooth rim 29 and the tooth flanks 30 (see Figure 3), the removal of material being denoted by the reference 31. By means of these resilient lamellar necks 28, the teeth 20 are able to slip along their oblique surfaces 26 on the oblique surfaces 27 of the teeth 21, i.e. a slipping clutch directly integrated into the gear tooth system is formed in a particularly simple ~,anner without any additional elements.
As can be seen in particular from Figures 2 and 5, a special rewind lock is also formed through this special design of the teeth 20 of the gear tooth system 18. To accomplish this, formed beneath the beveled teeth 20 is a correspondingly beveled housing element 32 with an obligue surface 33, which is part of the lower ho~sing half 3a. In the direction of rotation, the teeth 20 of the gear tooth system 18, by virtue of their resilience, are able to slip with their oblique surfaces 26 over the obli~ue surface 33 of the housing element 32. By contrast, the teeth 20 are prevented from turning in the opposite direction by the housing element 32.
As can be seen from Figure 1, the fact that the rotation pin 8 rests on the annular support 10 of the journal 6 guarantees a corresponding axial association of the two gear tooth systems 18 and 19 with one another. In this manner, the oblique surfaces 26 and 27 of the teeth 20 and 21 come correspondingly into contact, i.e. perform both the drive function between the two rotation pins 8 and 9, and also the slipping clutch function.
The invention is not confined to the examples of embodiment shown in the drawings. Other embodiments of the 200882(3 invention are possible without departing from the basic concept and spirit of the invention, as claimed in the appended claims. In particular, the housing may be differently designed in regard to shape and in regard to the configuration of the application element. In addition, the reels 23 and 24 may also be arranged in a cassette, and so forth.

.

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Claims (6)

1. A hand-held device for transferring a film from a backing tape to a substrate, comprises:
a housing in which a supply reel and a take-up reel for the backing tape are accommodated on a rotation pin arranged for rotation on the housing;
a rewind lock being associated with at least one reel;
the two rotation pins being coupled with one another via a gear tooth system including a slipping clutch active in the direction of rotation;
the backing tape being unwindable from the supply reel and guided over an application element projecting from the housing, said application element being positioned and functioning to press the backing tape with its film side onto the substrate;
said backing tape being guided from said application element, back into said housing and onto the take-up reel;
said gear tooth system being integrated into the rotation pin; and said slipping clutch being part of said gear tooth system.
2. A hand-held device as claimed in claim 1, wherein teeth of said rotation pin for the supply reel are formed with lamellar necks in the region between the tooth rim and the tooth flanks, and in the region of the tooth flanks, the teeth of both rotation pins are beveled in a plane perpendicular to the tooth flanks for providing that, in the event of a difference in speed between the supply and take-up reels, the teeth of the rotation pin for the supply reel are able to slip over the teeth of the rotation pin for the take-up reel.
3. A hand-held device as claimed in claim 1, wherein said rewind lock is associated with said gear tooth system of said rotation pin for the supply reel.
4. A hand-held device as claimed in claim 2, wherein said rewind lock is associated with said gear tooth system of said rotation pin for the supply reel.
5. A hand-held device as claimed in claim 2, wherein beneath said beveled teeth, the reverse lock is in the form of a correspondingly beveled housing element providing that the teeth of the rotation pin can only slip over the housing element in the direction of rotation.
6. A hand-held device as claimed in claim 3, wherein beneath said beveled teeth, the reverse lock is in the form of a correspondingly beveled housing element providing that the teeth of the rotation pin can only slip over the housing element in the direction of rotation.
CA002008820A 1989-01-28 1990-01-29 Device for transferring film from a backing tape to a substrate Abandoned CA2008820A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP3902553.5 1989-01-28
DE3902553A DE3902553C2 (en) 1989-01-28 1989-01-28 Handheld device for transferring a film from a carrier film to a substrate

Publications (1)

Publication Number Publication Date
CA2008820A1 true CA2008820A1 (en) 1990-07-28

Family

ID=6372986

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002008820A Abandoned CA2008820A1 (en) 1989-01-28 1990-01-29 Device for transferring film from a backing tape to a substrate

Country Status (14)

Country Link
EP (2) EP0380978A1 (en)
JP (1) JPH04504401A (en)
KR (1) KR910700189A (en)
CN (1) CN1044603A (en)
AR (1) AR247351A1 (en)
AU (1) AU4965290A (en)
CA (1) CA2008820A1 (en)
DE (1) DE3902553C2 (en)
DK (1) DK128691A (en)
ES (1) ES1012825Y (en)
PT (1) PT92973A (en)
TR (1) TR24211A (en)
WO (1) WO1990008726A1 (en)
ZA (1) ZA90261B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5316613A (en) * 1991-09-06 1994-05-31 Minnesota Mining And Manufacturing Company Definite length transfer adhesive dispenser

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4104331A1 (en) * 1991-02-13 1992-08-27 Henkel Kgaa Dispenser for adhesive tape - separates backing strip from tape and has second roller to receive backing strip
JP2540232Y2 (en) * 1992-12-28 1997-07-02 東洋ケミカル株式会社 Automatic transfer unit for double-sided adhesive transfer tape
JPH0742033B2 (en) * 1992-12-29 1995-05-10 丸十化成株式会社 Transfer type correction tool
US5499877A (en) * 1993-04-06 1996-03-19 Fujicopian Co., Ltd. Transfer ribbon cassette, a case for enclosing the cassette, and a paint film transfer device having the same
US5685944A (en) * 1994-04-28 1997-11-11 Fujicopian Co., Ltd. Film transfer apparatus and a film transfer roller used therein
DE102007053448B3 (en) * 2007-11-07 2008-11-27 Henkel Ag & Co. Kgaa Applicator for adhesive or correcting material uses reel of carrier film enclosed in case which has system of slots and ribs allowing tubular handle to be fitted over it so that only application tip protrudes
US8397784B2 (en) 2010-08-31 2013-03-19 Sanford, L.P. Correction tape dispenser with variable clutch mechanism
US8746313B2 (en) 2010-12-29 2014-06-10 Sanford, L.P. Correction tape re-tensioning mechanism and correction tape dispenser comprising same
US8578999B2 (en) 2010-12-29 2013-11-12 Sanford, L.P. Variable clutch mechanism and correction tape dispenser with variable clutch mechanism
US8746316B2 (en) 2011-12-30 2014-06-10 Sanford, L.P. Variable clutch mechanism and correction tape dispenser with variable clutch mechanism

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3969181A (en) * 1974-06-03 1976-07-13 Minnesota Mining And Manufacturing Company Transfer adhesive dispensing device
US4718971A (en) * 1986-10-09 1988-01-12 Moore Push-Pin Company Dispenser for a transfer adhesive
DE3638722A1 (en) * 1986-11-13 1988-05-26 Pelikan Ag DEVICE FOR APPLYING AN ADHESIVE FILM
DE3736357C2 (en) * 1987-10-27 1995-11-09 Pelikan Ag Handheld device for transferring a film from a carrier film to a substrate
DE8813861U1 (en) * 1988-11-05 1988-12-22 Pelikan Ag, 3000 Hannover, De

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5316613A (en) * 1991-09-06 1994-05-31 Minnesota Mining And Manufacturing Company Definite length transfer adhesive dispenser

Also Published As

Publication number Publication date
ES1012825U (en) 1990-10-01
ES1012825Y (en) 1991-04-16
KR910700189A (en) 1991-03-14
TR24211A (en) 1991-07-01
CN1044603A (en) 1990-08-15
AR247351A1 (en) 1994-12-29
DK128691D0 (en) 1991-07-01
EP0380978A1 (en) 1990-08-08
ZA90261B (en) 1990-10-31
DE3902553C1 (en) 1990-04-26
DE3902553C2 (en) 1993-12-23
DK128691A (en) 1991-07-01
EP0455676A1 (en) 1991-11-13
PT92973A (en) 1991-03-20
AU4965290A (en) 1990-08-24
JPH04504401A (en) 1992-08-06
WO1990008726A1 (en) 1990-08-09

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