US3689944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toilet deodorizing apparatus
Assignee: Individual
•
Filing: 1970-11-02
•
Granted: 1972-09-12
•
Expires: 1990-11-02
Abstract
Abstract Toilet seat unit comprising a casing having a chamber for housing a deodorizing agent and air impelling means such as an electric fan selectively operable, for example when the seat is raised, to induce odor laden air through an inlet on the underside of the casing and through the deodorant chamber, and expelling deodorized air through an outlet in said chamber which directs the air away from the unit.
Inventors
- 👤 Cyril Reginald Clayton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:14
CPC Classifications
E; E03; E03D; E03D9/00; E03D9/04; E03D9/05; E03D9/052; A; A47; A47K; A47K13/00; A47K13/24; A47K13/30; A47K13/307
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
141 words
A toilet deodorizing unit, said unit comprising a seat hinged on a horizontal axis at the rear of a toilet pan, a cover lid above said seat and pivoted on the hinge so as to be swingable, independently of said seat, said cover lid comprising a base part with a hollow boss to fit into the seat opening, an upper portion formed with a depending well, and a detachable cover plate over said well, an opening in the bottom of said well providing communication between said well and the hollow boss, an inlet gap between said seat and base part leading into the hollow boss, deodorant means and electrically powered air impelling means in said well, a discharge outlet between said upper portion and cover, and electric switch means connected to power the impelling means when the cover lid is raised.
Claim 2
Dependent Claim
141 words
A toilet deodorizing unit, said unit comprising a seat hinged on a horizontal axis at the rear of a toilet pan, a cover lid above said seat and pivoted on the hinge so as to be swingable, independently of said seat, said cover lid comprising a base part with a hollow boss to fit into the seat opening, an upper portion formed with a depending well, and a detachable cover plate over said well, an opening in the bottom of said well providing communication between said well and the hollow boss, an inlet gap between said seat and base part leading into the hollow boss, deodorant means and electrically powered air impelling means in said well, a discharge outlet between said upper portion and cover, and electric switch means connected to power the impelling means when the cover lid is raised.
Claim 3
Dependent Claim
30 words
A toilet deodorizing seat unit as claimed in claim 1 wherein the inlet gap is located adjacent the hinge and the discharge outlet at the rear of the cover lid.
Claim 4
Dependent Claim
30 words
A toilet deodorizing seat unit as claimed in claim 2 comprising upstanding supports for said cover plate on the upper portion and located rearwardly thereof to direct outlet air rearwardly.
Claim 5
Dependent Claim
46 words
A toilet deodorizing seat as claimed in claim 1, comprising an electric motor driven fan in said well and adjacent the opening, a deodorizing block in said well and a gravity actuated switch in said well to energize said motor when the cover lid is raised.
Claim 6
Dependent Claim
62 words
A toilet deodorizing seat as claimed in claim 4, comprising in combination an electric heating element extending around the base part between said part and the upper portion, heat insulating means between said element and upper portion, and gravity actuated change over switch in said well to energize said element when the seat and cover lid are down on the toilet pan.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-09-12 | 1976-03-13 | 1976-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-09-12 | 1980-03-13 | 1980-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-09-12 | 1984-03-13 | 1984-09-12 | $7700.00 | Window Closed / Lapsed |