Push button controlled multifunction shower head
First Claim
1. A multifunction shower head comprising a plate having a plurality of races formed therein, each of said races having an individually associated pattern of spray holes, a spring biased push button controlled pawl and an associated ratchet wheel cam engaged by said pawl, said ratchet wheel taking one step over a predetermined arc in response to each push of said push button and its associated pawl, a shutter plate coupled to move over a predetermined arcuate distance responsive to each step of said ratchet wheel cam, and means responsive to said movement of said shutter plate for directing water into a selected one of said races.
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Accused Products
Abstract
A push button controlled multifunction shower head. The push button moves a pawl attached to spring biased slide, the pawl bearing against a ratchet wheel which is rotated through a predetermined arcuate step responsive to each push button operation. The ratchet wheel moves a shutter which directs water into a selected one of several races, each race being individually associated with a spray pattern. The shower head may be built into a hand held housing wherein the handle may be held and the push button may be operated by one hand.
198 Citations
15 Claims
- 1. A multifunction shower head comprising a plate having a plurality of races formed therein, each of said races having an individually associated pattern of spray holes, a spring biased push button controlled pawl and an associated ratchet wheel cam engaged by said pawl, said ratchet wheel taking one step over a predetermined arc in response to each push of said push button and its associated pawl, a shutter plate coupled to move over a predetermined arcuate distance responsive to each step of said ratchet wheel cam, and means responsive to said movement of said shutter plate for directing water into a selected one of said races.
- 9. A shower head comprising an outer housing having an inner housing therein, said inner housing having a guide way formed therein, a spring biased slide mounted in said guide way to move between a normal and an off-normal position, said spring bias urging said slide to said normal position, a pawl pivotally mounted on and moving with said slide toward said off-normal position, a toothed ratchet wheel mounted to be rotated over a predetermined arcuate step responsive to each off-normal movement of said pawl, a shutter means moved over a predetermined step in response to each of said arcuate steps of said ratchet wheel, and means responsive to said shutter means movement for selecting one of a plurality of spray patterns.
- 13. A multifunction shower head comprising means for delivering any selected one of a plurality of different water spray patterns, push button controlled pawl and ratchet wheel cam means for selecting between said plurality of spray patterns, and means for enabling said shower head to be held by a single hand, and said push button selection being made by a thumb on said single hand.
Specification