Patent US3104882A successfully refreshed from Google Patents.
US3104882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
street
Assignee: —
•
Filing: —
•
Granted: 1963-09-24
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Expires: 1980-09-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:01
CPC Classifications
E; E21; E21B; E21B33/00; E21B33/02; E21B33/08; F; F16; F16J; F16J15/00; F16J15/16; F16J15/18; F16J15/184
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A PACKING DEVICE ADAPTABLE FOR PACKING A SHAFT COMPRISING, IN COMBINATION, A BODY PORTION HAVING AN AXIAL OPENING THEREIN, SAID BODY PORTION HAVING AT LEAST TWO RAM OPENINGS THEREIN INTERSECTING SAID AXIAL OPENING; PACKING RAMS SLIDEABLY POSITIONED IN SAID RAM OPENING; A PLUG MEMBER HAVING A PORTION OF ITS EXTERNAL CONFIGURATION ADAPTABLE FOR ROTATABLY ENGAGING SAID AXIAL OPENING OF SAID BODY MEMBER, SAID PLUG MEMBER HAVING AN AXIAL OPENING ADAPTABLE FOR RECEIVING SAID SHAFT AND SAID PLUG MEMBER HAVING AT LEAST TWO PACKING OPENINGS INTERSECTING SAID AXIAL OPENING AND WHEREIN SAID PLUG MEMBER MAY BE ROTATED WITHIN SAID BODY MEMBER TO SUBSTANTIALLY ALIGN SAID RAM OPENINGS IN SAID BODY MEMBER WITH SAID PACKING OPENING OF SAID PLUG MEMBER WHEREBY SAID PACKING RAMS MAY ENTER SAID PACKING OPENINGS OF SAID PLUG MEMBER TO ENGAGE SAID SHAFT.
Claim 2
Dependent Claim
135 words
A PACKING DEVICE ADAPTABLE FOR PACKING A SHAFT COMPRISING, IN COMBINATION, A BODY PORTION HAVING AN AXIAL OPENING THEREIN, SAID BODY PORTION HAVING AT LEAST TWO RAM OPENINGS THEREIN INTERSECTING SAID AXIAL OPENING; PACKING RAMS SLIDEABLY POSITIONED IN SAID RAM OPENING; A PLUG MEMBER HAVING A PORTION OF ITS EXTERNAL CONFIGURATION ADAPTABLE FOR ROTATABLY ENGAGING SAID AXIAL OPENING OF SAID BODY MEMBER, SAID PLUG MEMBER HAVING AN AXIAL OPENING ADAPTABLE FOR RECEIVING SAID SHAFT AND SAID PLUG MEMBER HAVING AT LEAST TWO PACKING OPENINGS INTERSECTING SAID AXIAL OPENING AND WHEREIN SAID PLUG MEMBER MAY BE ROTATED WITHIN SAID BODY MEMBER TO SUBSTANTIALLY ALIGN SAID RAM OPENINGS IN SAID BODY MEMBER WITH SAID PACKING OPENING OF SAID PLUG MEMBER WHEREBY SAID PACKING RAMS MAY ENTER SAID PACKING OPENINGS OF SAID PLUG MEMBER TO ENGAGE SAID SHAFT.
References Cited (Backward Citations)
US2052939A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |