Patent US3272569A successfully refreshed from Google Patents.
US3272569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic loading bearing arrangement
Assignee: GISHOLT CORP
•
Filing: 1963-08-28
•
Granted: 1966-09-13
•
Expires: 1983-08-28
Abstract
No abstract record available.
Inventors
- 👤 Alfred F Mergen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:51
CPC Classifications
F; F16; F16C; F16C29/00; F16C29/04; F16C29/06; F16C29/0614; F16C29/0616; F16C29/0619; B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/26; B23Q1/262; F16C2322/00; F16C2322/39
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
71 words
A ROLLER-SPRING UNIT COMPRISING, (A) A ROLLER BEARING HAVING A PLANAR ROLLING SURFACE AND AN OPPOSITE PARALLEL PLANAR MOUNTING SURFACE, (B) A SUPPORTING BODY SECURED TO THE MOUNTING SURFACE HAVING A CAVITY IN THE OPPOSITE BODY SURFACE, (C) AN ELASTIC DIAPHRAGM SECURED TO THE BODY OVERLYING SAID CAVITY AND DEFINING A SPRING CONTROL CHAMBER THEREWITH, SAID DIAPHRAGM CONSTITUTING A LOAD RECEIVING SURFACE FOR SUPPORTING A MEMBER ON THE ROLLER BEARING, AND
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) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |