US3072295A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hopper gate apparatus and control
Assignee: Individual
•
Filing: 1960-07-11
•
Granted: 1963-01-08
•
Expires: 1980-07-11
Abstract
No abstract record available.
Inventors
- 👤 Edd H Lovette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:49
CPC Classifications
B; B65; B65D; B65D90/00; B65D90/54; B65D90/58; B65D90/582; B65D2590/00; B65D2590/54; B65D2590/547
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A CONTROL FOR A PIVOTED HOPPER DISCHARGE GATE COMPRISING ACTUATING MEANS FOR OPENING SAID GATE, LEVER MEANS RIGIDLY ATTACHED TO AND MOVING WITH SAID GATE IN A PREDETERMINED PATH, A SERIES OF SOLENOID CONTROLLED PINS PLACED ADJACENT AND NORMALLY OUT OF SAID PATH, CONTROL MEANS FOR CAUSING A SELECTED PIN IN SAID SERIES TO MOVE INTO SAID PATH PRIOR TO A PARTICULAR OPENING OF SAID GATE, SAID PIN SO MOVED ACTING TO BLOCK SAID LEVER MEANS AND THEREBY LIMIT THE OPENING OF SAID GATE BY AN AMOUNT DETERMINED BY THE POSITION OF SAID PIN.
Claim 2
Dependent Claim
94 words
A CONTROL FOR A PIVOTED HOPPER DISCHARGE GATE COMPRISING ACTUATING MEANS FOR OPENING SAID GATE, LEVER MEANS RIGIDLY ATTACHED TO AND MOVING WITH SAID GATE IN A PREDETERMINED PATH, A SERIES OF SOLENOID CONTROLLED PINS PLACED ADJACENT AND NORMALLY OUT OF SAID PATH, CONTROL MEANS FOR CAUSING A SELECTED PIN IN SAID SERIES TO MOVE INTO SAID PATH PRIOR TO A PARTICULAR OPENING OF SAID GATE, SAID PIN SO MOVED ACTING TO BLOCK SAID LEVER MEANS AND THEREBY LIMIT THE OPENING OF SAID GATE BY AN AMOUNT DETERMINED BY THE POSITION OF SAID PIN.
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) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |