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US3362211A
Expired / Lapsed
US
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Tool construction
Assignee: Huck Manufacturing Co
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Filing: 1964-07-09
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Granted: 1968-01-09
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Expires: 1984-07-09
Abstract
No abstract record available.
Inventors
- 👤 Peter R Chirco
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:31
CPC Classifications
B; B25; B25D; B25D9/00; B25D9/06; B25D9/12; B21; B21J; B21J15/00; B21J15/02; B21J15/022; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53709; Y10T29/53717; Y10T29/53726; Y10T29/5373; Y10T29/53735; Y10T29/53739; Y10T29/53743
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A FLUID ACTUATED DEVICE FOR ACTUATION BY A SOURCE OF FLUID PRESSURE COMPRISING A CYLINDER HAVING AN ENCLOSED CAVITY, A PISTON MOUNTED IN SAID CAVITY FOR RECIPROCATING BETWEEN OPPOSITE ENDS OF SAID CYLINDER IN RESPONSE TO THE APPLICATION OF FLUID PRESSURE TO OPPOSITE SIDES OF SAID PISTON, FIRST PASSAGE MEANS AT ONE END OF SAID CYLINDER AND FLUID COMMUNICATING SAID ONE END OF SAID CYLINDER WITH THE SOURCE, SECOND FLUID PASSAGE MEANS SEPARATE FROM SAID CAVITY AND EXTENDING FROM SAID ONE END TO THE OPPOSITE END THROUGH SAID CAVITY AND FLUID COMMUNICATING SAID OPPOSITE END OF SAID CYLINDER WITH THE SOURCE, SAID SECOND FLUID PASSAGE MEANS BEING FIXED RELATIVE TO SAID PISTON.
Claim 2
Dependent Claim
112 words
A FLUID ACTUATED DEVICE FOR ACTUATION BY A SOURCE OF FLUID PRESSURE COMPRISING A CYLINDER HAVING AN ENCLOSED CAVITY, A PISTON MOUNTED IN SAID CAVITY FOR RECIPROCATING BETWEEN OPPOSITE ENDS OF SAID CYLINDER IN RESPONSE TO THE APPLICATION OF FLUID PRESSURE TO OPPOSITE SIDES OF SAID PISTON, FIRST PASSAGE MEANS AT ONE END OF SAID CYLINDER AND FLUID COMMUNICATING SAID ONE END OF SAID CYLINDER WITH THE SOURCE, SECOND FLUID PASSAGE MEANS SEPARATE FROM SAID CAVITY AND EXTENDING FROM SAID ONE END TO THE OPPOSITE END THROUGH SAID CAVITY AND FLUID COMMUNICATING SAID OPPOSITE END OF SAID CYLINDER WITH THE SOURCE, SAID SECOND FLUID PASSAGE MEANS BEING FIXED RELATIVE TO SAID PISTON.
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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) | 1971-01-08 | 1971-07-10 | 1972-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-08 | 1975-07-10 | 1976-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-08 | 1979-07-10 | 1980-01-09 | $7700.00 | Window Closed / Lapsed |