Patent US3264020A successfully refreshed from Google Patents.
US3264020A
Expired / Lapsed
US
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Joint construction
Assignee: Reynolds Metals Co
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Filing: 1961-05-04
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Granted: 1966-08-02
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Expires: 1981-05-04
Abstract
No abstract record available.
Inventors
- 👤 Ridder Ernst J De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:39
CPC Classifications
B; B63; B63B; B63B3/00; B63B3/14; B63B3/142; F; F16; F16B; F16B5/00; F16B5/0004; F16B5/06; F16B5/0607
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A JOINT CONSTRUCTION COMPRISING A FIRST MEMBER HAVING A PAIR OF SHEET-RECEIVING CHANNELS PROVIDED THEREIN TO DEFINE FLAT SURFACES THROUGHOUT THE WIDTHS OF SAID CHANNELS AND A PAIR OF SPACED FLANGES DISPOSED BETWEEN SAID CHANNELS, A PAIR OF SHEETS RESPECTIVELY DISPOSED IN SAID CHANNELS AND RESPECTIVELY HAVING ONE SIDE THEREOF DISPOSED IN ENGAGEMENT WITH SAID FLAT SURFACES OF SAID FIRST MEMBER AND HAVING THE ENDS THEREOF DISPOSED IN ENGAGEMENT WITH SAID FLANGES, A PAIR OF SECOND MEMBERS DEFINING A SLOT THEREBETWEEN AND RESPECTIVELY HAVING FLAT SURFACES ENGAGING THE OTHER SIDES OF SAID SHEETS TO PREVENT PIVOTAL MOVEMENT OF SAID SHEETS RELATIVE TO SAID MEMBERS, SAID SECOND MEMBERS RESPECTIVELY BEING OPERATIVELY INTERCONNECTED TO SAID FLANGES OF SAID FIRST MEMBER, ADHESIVE MEANS DISPOSED BETWEEN SAID SHEETS AND SAID MEMBERS, AND A WEDGE-LIKE MEMBER DISPOSED IN SAID SLOT AND CAUSING SAID SECOND MEMBERS TO COMPRESS SAID SHEETS AGAINST SAID FIRST MEMBER WHEREBY SAID ADHESIVE MEANS IS PLACED IN DOUBLE SHEAR.
Claim 2
Dependent Claim
157 words
A JOINT CONSTRUCTION COMPRISING A FIRST MEMBER HAVING A PAIR OF SHEET-RECEIVING CHANNELS PROVIDED THEREIN TO DEFINE FLAT SURFACES THROUGHOUT THE WIDTHS OF SAID CHANNELS AND A PAIR OF SPACED FLANGES DISPOSED BETWEEN SAID CHANNELS, A PAIR OF SHEETS RESPECTIVELY DISPOSED IN SAID CHANNELS AND RESPECTIVELY HAVING ONE SIDE THEREOF DISPOSED IN ENGAGEMENT WITH SAID FLAT SURFACES OF SAID FIRST MEMBER AND HAVING THE ENDS THEREOF DISPOSED IN ENGAGEMENT WITH SAID FLANGES, A PAIR OF SECOND MEMBERS DEFINING A SLOT THEREBETWEEN AND RESPECTIVELY HAVING FLAT SURFACES ENGAGING THE OTHER SIDES OF SAID SHEETS TO PREVENT PIVOTAL MOVEMENT OF SAID SHEETS RELATIVE TO SAID MEMBERS, SAID SECOND MEMBERS RESPECTIVELY BEING OPERATIVELY INTERCONNECTED TO SAID FLANGES OF SAID FIRST MEMBER, ADHESIVE MEANS DISPOSED BETWEEN SAID SHEETS AND SAID MEMBERS, AND A WEDGE-LIKE MEMBER DISPOSED IN SAID SLOT AND CAUSING SAID SECOND MEMBERS TO COMPRESS SAID SHEETS AGAINST SAID FIRST MEMBER WHEREBY SAID ADHESIVE MEANS IS PLACED IN DOUBLE SHEAR.
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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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |