US3240091A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of perforating an article
Assignee: Beloit Corp
•
Filing: 1962-04-13
•
Granted: 1966-03-15
•
Expires: 1982-04-13
Abstract
No abstract record available.
Inventors
- 👤 Gilbert C Gilbert
- 👤 Jack A Willcox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:14
CPC Classifications
B; B26; B26D; B26D5/00; B26D5/08; B26D5/12; B26D7/00; B26D7/26; B26F; B26F1/00; B26F1/0084; B26F1/02; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/0524; Y10T83/0577; Y10T83/06; Y10T83/808; Y10T83/825
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A METHOD OF PERFORATING A RUBBER BELT COMPRISING: (A) IMPARTING A HIGH VELOCITY TO A PUNCH TO CARRY IT COMPLETELY THROUGH THE BELT WHILE THE PUNCH IS MOVING SUBSTANTIALLY AT SUCH HIGH VELOCITY; AND (B) WHILE THE PUNCH IS STILL MOVING SUBSTANTIALLY AT SUCH HIGH VELOCITY, APPLYING A FORCE TO THE PUNCH IN THE OPPOSITE DIRECTION TO ARREST PUNCH MOVEMENT JUST AFTER IT HAS PENETRATED THE BELT AND BY SAID FORCE TO RETRACT THE PUNCH AT A HIGH VELOCITY.
Claim 2
Independent Claim
79 words
A METHOD OF PERFORATING A RUBBER BELT COMPRISING: (A) IMPARTING A HIGH VELOCITY TO A PUNCH TO CARRY IT COMPLETELY THROUGH THE BELT WHILE THE PUNCH IS MOVING SUBSTANTIALLY AT SUCH HIGH VELOCITY; AND (B) WHILE THE PUNCH IS STILL MOVING SUBSTANTIALLY AT SUCH HIGH VELOCITY, APPLYING A FORCE TO THE PUNCH IN THE OPPOSITE DIRECTION TO ARREST PUNCH MOVEMENT JUST AFTER IT HAS PENETRATED THE BELT AND BY SAID FORCE TO RETRACT THE PUNCH AT A HIGH VELOCITY.
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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) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |