Patent US3167167A successfully refreshed from Google Patents.
US3167167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dough-twisting apparatus
Assignee: Individual
•
Filing: 1961-12-06
•
Granted: 1965-01-26
•
Expires: 1981-12-06
Abstract
No abstract record available.
Inventors
- 👤 Roy R Key
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:29
CPC Classifications
A; A21; A21C; A21C3/00; A21C3/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
IN A DOUGH-TWISTING MACHINE THE IMPROVEMENT WHICH COMPRISING: AN ACCUMULATOR, SAID ACCUMULATOR COMPRISING MEANS DEFINING A DOUGH RECEIVING CHUTE HAVING AN OPEN UPPER END, A LOWER WALL MEMBER NORMALLY CLOSING THE BOTTOM OF SAID CHUTE, SAID WALL MEMBER BEING SHIFTABLE TO AN OPEN POSITION SPACED FROM SAID CHUTE, A POWER OPERATOR INTERCONNECTED TO SAID DOOR FOR SHIFTING SAID DOOR TO SAID OPEN POSITION, FIRST SWITCH MEANS RESPONSIVE TO A DOUGH PIECE ENTERING SAID CHUTE IN CONTROLLING RELATIONSHIP WITH SAID POWER MEANS, SECOND SWITCH MEANS IN SERIES CIRCUIT CONNECTION WITH SAID FIRST SWITCH MEANS, SAID SECOND SWITCH MEANS BEING RESPONSIVE TO A DOUGH PIECE DISPOSED IN THE LOWERMOST PORTIONS OF SAID CHUTE, WHEREBY ACTUATION OF SAID FIRST SWITCH MEANS IS EFFECTIVE TO CAUSE OPENING OF SAID LOWER WALL MEMBER ONLY WHEN A FIRST DOUGH
Claim 2
Dependent Claim
133 words
IN A DOUGH-TWISTING MACHINE THE IMPROVEMENT WHICH COMPRISING: AN ACCUMULATOR, SAID ACCUMULATOR COMPRISING MEANS DEFINING A DOUGH RECEIVING CHUTE HAVING AN OPEN UPPER END, A LOWER WALL MEMBER NORMALLY CLOSING THE BOTTOM OF SAID CHUTE, SAID WALL MEMBER BEING SHIFTABLE TO AN OPEN POSITION SPACED FROM SAID CHUTE, A POWER OPERATOR INTERCONNECTED TO SAID DOOR FOR SHIFTING SAID DOOR TO SAID OPEN POSITION, FIRST SWITCH MEANS RESPONSIVE TO A DOUGH PIECE ENTERING SAID CHUTE IN CONTROLLING RELATIONSHIP WITH SAID POWER MEANS, SECOND SWITCH MEANS IN SERIES CIRCUIT CONNECTION WITH SAID FIRST SWITCH MEANS, SAID SECOND SWITCH MEANS BEING RESPONSIVE TO A DOUGH PIECE DISPOSED IN THE LOWERMOST PORTIONS OF SAID CHUTE, WHEREBY ACTUATION OF SAID FIRST SWITCH MEANS IS EFFECTIVE TO CAUSE OPENING OF SAID LOWER WALL MEMBER ONLY WHEN A FIRST DOUGH
References Cited (Backward Citations)
USRE21425E
Cited
US1929919A
Cited
US1871216A
Cited
US2052840A
Cited
US2216787A
Cited
US2661880A
Cited
US2590823A
Cited
US2843983A
Cited
US2893534A
Cited
US2805755A
Cited
US2867179A
Cited
US3000154A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-26 | 1968-07-27 | 1969-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-26 | 1972-07-27 | 1973-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-26 | 1976-07-27 | 1977-01-26 | $7700.00 | Window Closed / Lapsed |