US3247668A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple stroke rivet installation tool
Assignee: Huck Manufacturing Co
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Filing: 1964-11-04
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Granted: 1966-04-26
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Expires: 1984-11-04
Abstract
No abstract record available.
Inventors
- 👤 George J Van Hecke
- 👤 Peter R Chirco
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:55
CPC Classifications
B; B21; B21J; B21J15/00; B21J15/10; B21J15/16; B21J15/22; B25; B25D; B25D9/00; B25D9/06; B25D9/12; F; F15; F15B; F15B11/00; F15B11/06; F15B11/072; F15B2211/00; F15B2211/20; F15B2211/21; F15B2211/212; F15B2211/214; F15B2211/216; F15B2211/30; F15B2211/305; F15B2211/30505; F15B2211/30525; F15B2211/32; F15B2211/321; F15B2211/324; F15B2211/60; F15B2211/625; F15B2211/635; F15B2211/6355
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
107 words
A FLUID POWER SUPPLY OPERABLE FROM A MAIN SOURCE OF FLUID PRESSURE COMPRISING: RECIPROCATING MEANS ACTUABLE IN RESPONSE TO THE MAIN SOURCE OF FLUID PRESSURE FOR PROVIDING AN INTENSIFIED FLUID PRESSURE, AND ACTUATING MEANS SELECTIVELY OPERABLE IN ONE DIRECTION FOR CONNECTING THE MAIN SOURCE OF FLUID PRESSURE TO SAID RECIPROCATING MEANS AND IN ANOTHER CONDITION FOR DISCONNECTING THE MAIN SOURCE OF FLUID PRESSURE FROM SAID RECIPROCATING MEANS, SAID ACTUATING MEANS INCLUDING DELAY MEANS FOR MAINTAINING THE MAIN SOURCE OF FLUID PRESSURE IN COMMUNICATION WITH SAID RECIPROCATING MEANS FOR A PRESELECTED TIME INTERVAL AFTER SAID ACTUATING MEANS HAS BEEN PLACED INTO SAID OTHER CONDITION FROM SAID FIRST CONDITION.
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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |