In a pull-out spray head faucet an annular elastomeric bushing disposed in a groove in a portion of the adapter extending rearwardly outside of the handle section of the pull-out spray head. The elastomeric bushing has a plurality of axially extending circumferentially spaced apart raised ribs on its...http://www.google.com.au/patents/US6220297?utm_source=gb-gplus-sharePatent US6220297 - Pull-out spray head having reduced play
