B - Operations – Transporting – 05 – B
Patent
B - Operations, Transporting
05
B
299/23
B05B 15/08 (2006.01) B05B 1/18 (2006.01) B05B 15/06 (2006.01)
Patent
CA 1289596
ABSTRACT OF THE INVENTION In an improved sowerhead a bulb portion having a channel for receipt of water therethrough, there is provided and a threaded collar for removeably coupling the bulb portion to a water supply source together with a housing comprising an outer housing portion and an inner housing portion in threadable relationship with one another and having a first O-ring disposed circumferentially about the bulb portion and proximate to the bulb portion channel. The inner housing portion has a front plate portion having a second O- ring disposed peripherally thereabout and between the same and said outer housing portion such that the second O-ring exerts a friction against rotational movement between the front plate portion and the outer housing portion, which is greater than the friction exerted by said first O-ring.
553929
Emhart Inc.
Riches Mckenzie & Herbert Llp
LandOfFree
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