Patent US3206106A successfully refreshed from Google Patents.
US3206106A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compressor
Assignee: Air Products and Chemicals Inc
•
Filing: 1961-07-26
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Granted: 1965-09-14
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Expires: 1981-07-26
Abstract
No abstract record available.
Inventors
- 👤 Brian K Woolfenden
- 👤 Paul I Petersen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:02
CPC Classifications
F; F25; F25B; F25B31/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A GAS COMPRESSOR COMPRISING A MOTOR AND A CYLINDER IN UNITARY ASSEMBLY WITH EACH OTHER, A PISTON RECIPROCABLE IN THE CYLINDER ALONG A FIRST LINE OF RECIPROCATING MOTION, A DRIVE SHAFT DRIVINGLY CONNECTING THE PISTON WITH THE MOTOR ADJACENT ONE END OF THE DRIVE SHAFT ON ONE SIDE OF THE MOTOR, WEIGHT MEANS MOUNTED FOR RECIPROCATION OUT OF PHASE WITH THE PISTON ALONG A SECOND LINE PARALLEL TO SAID FIRST LINE, THE DRIVE SHAFT DRIVINGLY CONNECTING THE WEIGHT MEANS WITH THE MOTOR ADJACENT THE OTHER END OF THE DRIVE SHAFT ON THE OTHER SIDE OF MOTOR, AND MEANS MOUNTING THE COMPRESSOR FOR OSCILLATION AOBUT A LINE PASSING THROUGH THE CENTER OF GRAVITY OF THE COMPRESSOR AND PERPENDICULAR TO THE COMMON PLANE OF SAID FIRST AND SECOND LINES.
Claim 2
Dependent Claim
127 words
A GAS COMPRESSOR COMPRISING A MOTOR AND A CYLINDER IN UNITARY ASSEMBLY WITH EACH OTHER, A PISTON RECIPROCABLE IN THE CYLINDER ALONG A FIRST LINE OF RECIPROCATING MOTION, A DRIVE SHAFT DRIVINGLY CONNECTING THE PISTON WITH THE MOTOR ADJACENT ONE END OF THE DRIVE SHAFT ON ONE SIDE OF THE MOTOR, WEIGHT MEANS MOUNTED FOR RECIPROCATION OUT OF PHASE WITH THE PISTON ALONG A SECOND LINE PARALLEL TO SAID FIRST LINE, THE DRIVE SHAFT DRIVINGLY CONNECTING THE WEIGHT MEANS WITH THE MOTOR ADJACENT THE OTHER END OF THE DRIVE SHAFT ON THE OTHER SIDE OF MOTOR, AND MEANS MOUNTING THE COMPRESSOR FOR OSCILLATION AOBUT A LINE PASSING THROUGH THE CENTER OF GRAVITY OF THE COMPRESSOR AND PERPENDICULAR TO THE COMMON PLANE OF SAID FIRST AND SECOND LINES.
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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) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |