US3291399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Waste disposal apparatus
Assignee: Individual
•
Filing: 1963-12-19
•
Granted: 1966-12-13
•
Expires: 1983-12-19
Abstract
No abstract record available.
Inventors
- 👤 Shepherd Thomas Cropper Ryley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:51
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/12; E03C1/26; E03C1/266; E03C1/2665; B; B02; B02C; B02C18/00; B02C18/0084; B02C18/0092
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
233 words
WASTE DISPOSAL APPARATUS COMPRISING A CASING DEFINING A CHAMBER THEREIN, A SET OF STATIONARY TEETH WITHIN THE CASING, A ROTARY IMPELLER WITHIN THE CASING WHICH CO-ACTS WITH SAID SET OF TEETH, AN ELECTRIC MOTOR TO DRIVE THE IMPELLER, A CHUTE EXTENDING INTO SAID CHAMBER AND HAVING AN UPPER INLET OPENING THROUGH WHICH THE WASTE MATERIAL TO BE DISPOSED OF IS INTRODUCED TO THE APPARATUS, SAID CHUTE EXTENDING FROM SAID OPENING DOWNWARDLY TO THE CASING, A CLOSURE FOR SAID OPENING, A SWITCH MEANS ACTUATED BY CLOSING OF THE CLOSURE, MEANS FOR SUPPLYING WATER TO THE APPARATUS, ELECTRICALLY-ACTUATED VALVE MEANS TO CONTROL THE SUPPLY OF WATER TO THE APPARATUS, A CIRCUIT INCORPORATING SAID SWITCH MEANS AND THE ELECTRIC MOTOR, SO THAT THE MOTOR IS STARTED WHEN THE COVER IS CLOSED, A CIRCUIT INCORPORATING SAID SWITCH MEANS AND THE ELECTRICALLY-ACTUATED VALVE MEANS SO THAT WATER IS SUPPLIED TO THE APPARATUS WHEN THE COVER IS CLOSED, DUCT MEANS FOR CONVEYING WATER SUPPLIED TO THE APPARATUS TO SAID CHAMBER, THE CHAMBER HAVING A WALL OVER WHICH THE WATER FROM THE CHAMBER SPILLS INTO A SHALLOW CHANNEL AROUND THE CHUTE TO FLOW DOWN THE INTERIOR WALL THEREOF AND A CONDUIT FOR CONVEYING WATER SUPPLIED TO THE APPARATUS TO THE IMPELLER WHICH HAS WATER PASSAGES THERETHROUGH AND A WATER-DISCHGE OPEINGING WHICH DIRECTS WATER UNDER CENTRIFUGAL FORCE TO FLOW OVER THE LOWER PART OF THE CHUTE AND OVER THE STATIONARY TEETH.
Claim 2
Dependent Claim
233 words
WASTE DISPOSAL APPARATUS COMPRISING A CASING DEFINING A CHAMBER THEREIN, A SET OF STATIONARY TEETH WITHIN THE CASING, A ROTARY IMPELLER WITHIN THE CASING WHICH CO-ACTS WITH SAID SET OF TEETH, AN ELECTRIC MOTOR TO DRIVE THE IMPELLER, A CHUTE EXTENDING INTO SAID CHAMBER AND HAVING AN UPPER INLET OPENING THROUGH WHICH THE WASTE MATERIAL TO BE DISPOSED OF IS INTRODUCED TO THE APPARATUS, SAID CHUTE EXTENDING FROM SAID OPENING DOWNWARDLY TO THE CASING, A CLOSURE FOR SAID OPENING, A SWITCH MEANS ACTUATED BY CLOSING OF THE CLOSURE, MEANS FOR SUPPLYING WATER TO THE APPARATUS, ELECTRICALLY-ACTUATED VALVE MEANS TO CONTROL THE SUPPLY OF WATER TO THE APPARATUS, A CIRCUIT INCORPORATING SAID SWITCH MEANS AND THE ELECTRIC MOTOR, SO THAT THE MOTOR IS STARTED WHEN THE COVER IS CLOSED, A CIRCUIT INCORPORATING SAID SWITCH MEANS AND THE ELECTRICALLY-ACTUATED VALVE MEANS SO THAT WATER IS SUPPLIED TO THE APPARATUS WHEN THE COVER IS CLOSED, DUCT MEANS FOR CONVEYING WATER SUPPLIED TO THE APPARATUS TO SAID CHAMBER, THE CHAMBER HAVING A WALL OVER WHICH THE WATER FROM THE CHAMBER SPILLS INTO A SHALLOW CHANNEL AROUND THE CHUTE TO FLOW DOWN THE INTERIOR WALL THEREOF AND A CONDUIT FOR CONVEYING WATER SUPPLIED TO THE APPARATUS TO THE IMPELLER WHICH HAS WATER PASSAGES THERETHROUGH AND A WATER-DISCHGE OPEINGING WHICH DIRECTS WATER UNDER CENTRIFUGAL FORCE TO FLOW OVER THE LOWER PART OF THE CHUTE AND OVER THE STATIONARY TEETH.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |