US3075753A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Furnace connecting apparatus
Assignee: Eastman Kodak Co
•
Filing: 1960-01-11
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Granted: 1963-01-29
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Expires: 1980-01-11
Abstract
No abstract record available.
Inventors
- 👤 George A Akin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:17
CPC Classifications
F; F16; F16L; F16L51/00; Y; Y10; Y10S; Y10S261/00; Y10S261/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
AN EXPANSION COMPENSATING AND MOISTURE CONDENSING CONNECTION COMPRISING A STATIONARY LOWER HOUSING MEMBER DEFINING AN UPWARDLY OPEN CHAMBER, A FIRST LIQUID BODY CONTAINED BY SAID LOWER HOUSING, A VERTICALLY MOVABLE UPPER HOUSING MEMBER DEFINING A DOWNWARDLY OPEN CHAMBER, A VERTICAL DOWNSTREAM PIPING CONDUIT CONNECTED TO, COMMUNICATING WITH AND INDEPENDENTLY SUPPORTING SAID UPPER HOUSING, SAID UPPER HOUSING MOVABLY TELESCOPING INTO SAID LOWER HOUSING IN A SPACED APART RELATIONSHIP THEREWITH AND PARTIALLY EXTENDING INTO SAID FIRST BODY OF LIQUID TO FORM A LIQUID SEAL BETWEEN SAID TWO HOUSINGS THEREBY PERMITTING A RELATIVE MOTION BETWEEN SAID UPPER AND LOWER HOUSINGS, AN INLET IN SAID UPPER HOUSING DISPOSED ABOVE SAID FIRST LIQUID BODY, MEANS CONTAINING A SECOND LIQUID BODY AND SUPPORTED BY SAID UPPER HOUSING, SAID MEANS BEING WITHIN SAID INLET, AN UPSTREAM CONDUIT EXTENDING VERTICALLY DOWNWARD WITH THE LOWER TERMINUS THEREOF HAVING A CONNECTING PORTION SPACED FROM
Claim 2
Dependent Claim
144 words
AN EXPANSION COMPENSATING AND MOISTURE CONDENSING CONNECTION COMPRISING A STATIONARY LOWER HOUSING MEMBER DEFINING AN UPWARDLY OPEN CHAMBER, A FIRST LIQUID BODY CONTAINED BY SAID LOWER HOUSING, A VERTICALLY MOVABLE UPPER HOUSING MEMBER DEFINING A DOWNWARDLY OPEN CHAMBER, A VERTICAL DOWNSTREAM PIPING CONDUIT CONNECTED TO, COMMUNICATING WITH AND INDEPENDENTLY SUPPORTING SAID UPPER HOUSING, SAID UPPER HOUSING MOVABLY TELESCOPING INTO SAID LOWER HOUSING IN A SPACED APART RELATIONSHIP THEREWITH AND PARTIALLY EXTENDING INTO SAID FIRST BODY OF LIQUID TO FORM A LIQUID SEAL BETWEEN SAID TWO HOUSINGS THEREBY PERMITTING A RELATIVE MOTION BETWEEN SAID UPPER AND LOWER HOUSINGS, AN INLET IN SAID UPPER HOUSING DISPOSED ABOVE SAID FIRST LIQUID BODY, MEANS CONTAINING A SECOND LIQUID BODY AND SUPPORTED BY SAID UPPER HOUSING, SAID MEANS BEING WITHIN SAID INLET, AN UPSTREAM CONDUIT EXTENDING VERTICALLY DOWNWARD WITH THE LOWER TERMINUS THEREOF HAVING A CONNECTING PORTION SPACED FROM
References Cited (Backward Citations)
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US931229A
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GB190908940A
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US1930756A
Cited
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Cited
US2792905A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |