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US 2006/0219973 A1Published application
Faucet sealing
OwnerHerbert Hoeptnerinventor
Life of this patent
Estimating the term…
Abstract
A faucet improvement including a seat defining a bore, and a valve stem movable toward and away from the seat, comprising a shoulder screw threadably attachable to the stem, and having a head located in the bore, a shank, and a non-metallic O-ring extending about the screw shank to be retained in the bore between the screw head and the valve stem, the O-ring sized to seal off between the shank and the bore.
Claims14
For use in a faucet, which includes
- a) a seat defining a bore,
- b) and a valve stem movable toward and away from the seat,
- the improvement comprising
- c) a shoulder screw threadably attachable to the stem, and having a head to locate in alignment with said bore, and a shank,
- d) and a non-metallic O-ring extending about the screw shank to be retained in the bore between said screw head and said valve stem,
- e) the O-ring sized to seal off between said shank and said bore.
3 more elements
The method of repairing a faucet having a seat defining a bore, a valve stem, and a defective flat annular seal to manually engage the seat above the bore, and a retention screw, with replacement including:
- i) removing the retention screw and removing the annular seal,
- ii) installing an O-ring seal on the shank of said screw, or a replacement screw, the O-ring seal provided and sized to fit in said bore,
- iii) and threadably attaching the screw to the stem so that the O-ring is received in said bore to seal off between the shank and said bore, and in alignment with a screw head defined by the screw.
Dependencies are inferred from the claim text.