US3125232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transfer device
Assignee: —
•
Filing: —
•
Granted: 1964-03-17
•
Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:23
CPC Classifications
G; G21; G21C; G21C13/00; G21C13/02; G21C13/06; E; E05; E05C; E05C7/00; E05C7/002; E05D; E05D15/00; E05D15/02; E05D15/40; E06; E06B; E06B7/00; E06B7/28; E06B7/32; G21C13/028; G21C13/0285; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
AN APPARATUS FOR TRANSFERRING ARTICLES INTO AND FROM AN ISOLATED SPACE WITHOUT EXPOSURE OF THE ATMOSPHERE IN SAID SPACE WHICH COMPRISES IN COMBINATION AN ARTICLE TRANSFER CARRIER NORMALLY POSITIONED IN THE WALL WHICH ISOLATES SAID SPACE, AN OUTER DOOR AND AN INNER DOOR SPACED FROM SAID OUTER DOOR, SAID DOORS HAVING A FLAT SIDE UPON WHICH SAID ARTICLE TRANSFER CARRIER MAY BE TRANSFERRED, AS THE DOOR IS HORIZONTALLY POSITIONED, EACH DOOR SUPPORTED AND GUIDED FOR PIVOTAL MOVEMENT TO OPEN AND CLOSED POSITION, AN INTERLOCKING ARRANGEMENT FOR SAID DOORS PREVENTING THE OPENING OF ANY ONE OF SAID DOORS WHEN THE OTHER IS IN OPEN POSITION, MEANS FOR ACTUATING SAID DOORS AND MEANS CARRIED BY SAID TRANSFER CARRIER FOR MOVEMENT OF SAID ARTICLE TRANSFER CARRIER THROUGH SAID ISOLATED SPACE AND ONTO SAID DOORS.
Claim 2
Independent Claim
131 words
AN APPARATUS FOR TRANSFERRING ARTICLES INTO AND FROM AN ISOLATED SPACE WITHOUT EXPOSURE OF THE ATMOSPHERE IN SAID SPACE WHICH COMPRISES IN COMBINATION AN ARTICLE TRANSFER CARRIER NORMALLY POSITIONED IN THE WALL WHICH ISOLATES SAID SPACE, AN OUTER DOOR AND AN INNER DOOR SPACED FROM SAID OUTER DOOR, SAID DOORS HAVING A FLAT SIDE UPON WHICH SAID ARTICLE TRANSFER CARRIER MAY BE TRANSFERRED, AS THE DOOR IS HORIZONTALLY POSITIONED, EACH DOOR SUPPORTED AND GUIDED FOR PIVOTAL MOVEMENT TO OPEN AND CLOSED POSITION, AN INTERLOCKING ARRANGEMENT FOR SAID DOORS PREVENTING THE OPENING OF ANY ONE OF SAID DOORS WHEN THE OTHER IS IN OPEN POSITION, MEANS FOR ACTUATING SAID DOORS AND MEANS CARRIED BY SAID TRANSFER CARRIER FOR MOVEMENT OF SAID ARTICLE TRANSFER CARRIER THROUGH SAID ISOLATED SPACE AND ONTO SAID DOORS.
References Cited (Backward Citations)
US2199182A
Cited
US2942742A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |