US3237942A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reversible pit conveyor for bowling lane
Assignee: AMF Inc
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Filing: 1962-10-16
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Granted: 1966-03-01
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Expires: 1982-10-16
Abstract
No abstract record available.
Inventors
- 👤 Henry C Congelli
- 👤 James D Elliott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:52
CPC Classifications
A; A63; A63D; A63D5/00; A63D5/08
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
152 words
IN A BOWLING LANE, A PIT AREA ADJACENT THE PIN DECK OF THE LANE, MEANS ASSOCIATED WITH SAID PIT AREA FOR REMOVING PINS THEREFROM, BALL RETURN APPARATUS INCLUDING MEANS FOR RECEIVING A BALL FROM SAID PIT AREA AND CARRYING IT ALONG A PATH OF TRAVEL LEADING UPWARDLY AND THENCE DOWNWARDLY TOWARDE THE APPROACH END OF THE LANE, A CONVEYOR IN SAID PIT AREA FOR DELIVERING PINS AND BALLS RESPECTIVELY TO THE FIRST-MENTIONED MEANS AND TO SAID BALL RETURN APPARATUS, MEANS NORMALLY DRIVING SAID CONVEYOR IN A FORWARD DIRECTION FOR SAID DELIVERY OF PINS AND BALLS AND OPERABLE TO DRIVE SAID CONVEYOR IN A REVERSE DIRECTION, AND A CONTROL SYSTEM FOR SAID DRIVING MEANS INCLUDING MEANS RESPONSIVE TO DELAY IN THE RETURN OF A BALL ALONG SAID PATH OF TRAVEL FOLLOWING ROLLING THEREOF INTO SAID PIT AREA TO INITIATE DRIVING OF SAID CONVEYOR IN A REVERSE DIRECTION FOR A LIMITED DURATION OF TIME.
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) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |