US3139671A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for attaching a composition metal-ceramic material to a backing member
Assignee: Bendix Corp
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Filing: 1962-04-16
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Granted: 1964-07-07
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Expires: 1982-04-16
Abstract
No abstract record available.
Inventors
- 👤 Robert H Herron
- 👤 Norman E Jannasch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:10
CPC Classifications
B; B22; B22F; B22F7/00; B22F7/02; B22F7/04; F; F16; F16D; F16D69/00; F16D69/02; F16D69/027; F16D69/04; F16D69/0408; F16D2069/0425; F16D2069/0441; F16D2069/045; F16D2069/0458; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49936; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12069; Y10T428/1209; Y10T428/12104; Y10T428/12181; Y10T428/12451; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12903; Y10T428/12917; Y10T428/12951; Y10T428/12958; Y10T428/12965; Y10T428/12986
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
A COMPOSITE ARTICLE COMPRISING: A RIGID METALLIC BACKING MEMBER, A SUBSTANTIALLY SINGLE LAYER OF SPACED APART GENERALLY UNIFORM SPHERIAL METALLIC BODIES ADJACENT THE SURFACE OF SAID BACKING MEMBER POSISTIONED IN SUCH MANNER THAT THE BODIES FOR THE MOST PART DO NOT CONTACT EACH OTHER, SAID BODIES BEING OF A SIZE GREATER THAN APPROXIMATELY 60 MESH; METAL SOLIDIFIED FROM A MOLTEN STATE BONDING SAID SPHERES TO SAID SURFACE OF SAID BACKING MEMBER, SAID SOLIDIFIED METAL FORMING A BRIDGE WHOSE CROSS SECTION IS SUBSTANTIALLY LESS THAN THE DIAMETER OF SAID SPHERES SO THAT THE AREAS BOUNDED BY SAID SURFACE OF SAID BACKING MEMBER, BRIDGE, AND ADJACENT SURFACE OF SAID SPHERES FORM ACUTE ANGLES; AND A LAYER OF POWDERED MATERIAL KEYED AND SINTERED INTO SAID BOUNDED AREAS FORMING SAID ACUTE ANGLES BENEATH SAID SPHERICAL BODIES.
Claim 2
Dependent Claim
132 words
A COMPOSITE ARTICLE COMPRISING: A RIGID METALLIC BACKING MEMBER, A SUBSTANTIALLY SINGLE LAYER OF SPACED APART GENERALLY UNIFORM SPHERIAL METALLIC BODIES ADJACENT THE SURFACE OF SAID BACKING MEMBER POSISTIONED IN SUCH MANNER THAT THE BODIES FOR THE MOST PART DO NOT CONTACT EACH OTHER, SAID BODIES BEING OF A SIZE GREATER THAN APPROXIMATELY 60 MESH; METAL SOLIDIFIED FROM A MOLTEN STATE BONDING SAID SPHERES TO SAID SURFACE OF SAID BACKING MEMBER, SAID SOLIDIFIED METAL FORMING A BRIDGE WHOSE CROSS SECTION IS SUBSTANTIALLY LESS THAN THE DIAMETER OF SAID SPHERES SO THAT THE AREAS BOUNDED BY SAID SURFACE OF SAID BACKING MEMBER, BRIDGE, AND ADJACENT SURFACE OF SAID SPHERES FORM ACUTE ANGLES; AND A LAYER OF POWDERED MATERIAL KEYED AND SINTERED INTO SAID BOUNDED AREAS FORMING SAID ACUTE ANGLES BENEATH SAID SPHERICAL BODIES.
References Cited (Backward Citations)
US2017002A
Cited
US2251410A
Cited
GB544903A
Cited
FR1010978A
Cited
US2683671A
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US2888742A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-07 | 1968-01-06 | 1968-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-07 | 1972-01-06 | 1972-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-07 | 1976-01-06 | 1976-07-07 | $7700.00 | Window Closed / Lapsed |