US3080880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic switchover coupling for water systems
Assignee: Individual
•
Filing: 1960-02-29
•
Granted: 1963-03-12
•
Expires: 1980-02-29
Abstract
No abstract record available.
Inventors
- 👤 Robert T Mckie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:11
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/08; F16L37/084; F16L37/096; F16L37/28; F16L37/30; F16L37/32; F16L37/35; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2564; Y10T137/2567; Y10T137/2569; Y10T137/7722; Y10T137/7723; Y10T137/7724; Y10T137/773; Y10T137/7737
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
AN AUTOMATIC CONNECTION FOR SUPPLYING FLUIDS COMPRISING A FIRST FLUID SUPPLY, A SECOND FLUID SUPPLY, A CONNECTION ALTERNATELY POSITIONABLE IN COMMUNICATION WITH SAID FIRST OR SAID SECOND SUPPLY, MEANS BIASING SAID CONNECTION TOWARD COMMUNICATION WITH SAID SECOND SUPPLY, A POSITIVE RELEASABLE TRIP MEANS TO RETAIN SAID CONNECTION IN COMMUNICATION WITH SAID FIRST SUPPLY AGAINST SAID BIASING MEANS, AND MEANS RESPONSIVE TO A PREDETERMINED CONDITION IN SAID FIRST SUPPLY TO EFFECT RELEASE OF SAID TRIP MEANS WHEREUPON SAID CONNECTION WILL AUTOMATICALLY BE BIASED INTO COMMUNICATION WITH SAID SECOND SUPPLY.
Claim 2
Dependent Claim
88 words
AN AUTOMATIC CONNECTION FOR SUPPLYING FLUIDS COMPRISING A FIRST FLUID SUPPLY, A SECOND FLUID SUPPLY, A CONNECTION ALTERNATELY POSITIONABLE IN COMMUNICATION WITH SAID FIRST OR SAID SECOND SUPPLY, MEANS BIASING SAID CONNECTION TOWARD COMMUNICATION WITH SAID SECOND SUPPLY, A POSITIVE RELEASABLE TRIP MEANS TO RETAIN SAID CONNECTION IN COMMUNICATION WITH SAID FIRST SUPPLY AGAINST SAID BIASING MEANS, AND MEANS RESPONSIVE TO A PREDETERMINED CONDITION IN SAID FIRST SUPPLY TO EFFECT RELEASE OF SAID TRIP MEANS WHEREUPON SAID CONNECTION WILL AUTOMATICALLY BE BIASED INTO COMMUNICATION WITH SAID SECOND SUPPLY.
References Cited (Backward Citations)
US1632144A
Cited
US1831196A
Cited
US2108182A
Cited
US2795238A
Cited
US2965136A
Cited
US3001540A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |