US3263311A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for assembling pistons and connecting rods of axial piston machines
Assignee: Stahlwerke Brueninghaus GmbH
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Filing: 1965-02-23
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Granted: 1966-08-02
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Expires: 1985-02-23
Abstract
No abstract record available.
Inventors
- 👤 Riedhammer Josef
- 👤 Kurzeja Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:19
CPC Classifications
F; F04; F04B; F04B1/00; F04B1/12; F04B1/122; F04B1/124; F01; F01B; F01B3/00; F01B3/0082; F01B3/0085; F16; F16H; F16H39/00; F16J; F16J1/00; F16J1/10; F16J1/14; F16J1/22; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49229; Y10T29/49249; Y10T29/49268; Y10T29/49826; Y10T29/4984; Y10T29/49845; Y10T29/49853; Y10T29/49908; Y10T29/49915; Y10T29/4992; Y10T29/49938
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A PROCESS FOR COUPLING ONE END PORTION OF A CONNECTING ROD WITH A TRUNK TYPE PISTON WHOSE SKIRT IS PROVIDED WITH AN INTERNAL TRANSVERSELY EXTENDING APERTURED WALL, COMPRISING THE STEPS OF COUPLING SAID END PORTION WITH A COUPLING ELEMENT WHICH INCLUDES A PROJECTION ARRANGED TO EXTEND THROUGH AND BEYOND SAID APERTURED WALL, SAID COUPLING ELEMENT CONSISTING OF A HARDENABLE SOLID SOLUTION OF A METALLIC MATERIAL IN QUENCHED AND HENCE COLD-DEFORMABLE STATE; INSERTING SAID COUPLING ELEMENT INTO THE PISTON SO THAT THE END PORTION OF SAID CONNECTING ROD IS RECEIVED IN THE SKIRT AT ONE SIDE OF SAID WALL AND THE PROJECTION OF SAID COUPLING ELEMENT EXTENDS THROUGH AND BEYOND THE OTHER SIDE OF SAID WALL; DEFORMING THE PROJECTION AGAINST THE OTHER SIDE OF SAID WALL SO THAT THE COUPLING ELEMENT IS ANCHORED IN THE WALL AND SIMULTANEOUSLY COUPLES SAID CONNECTING ROD TO SAID PISTON; AND CAUSING THE MATERIAL OF SAID COUPLING ELEMENT TO HARDEN BY PRECIPITATION HARDENING.
Claim 2
Dependent Claim
157 words
A PROCESS FOR COUPLING ONE END PORTION OF A CONNECTING ROD WITH A TRUNK TYPE PISTON WHOSE SKIRT IS PROVIDED WITH AN INTERNAL TRANSVERSELY EXTENDING APERTURED WALL, COMPRISING THE STEPS OF COUPLING SAID END PORTION WITH A COUPLING ELEMENT WHICH INCLUDES A PROJECTION ARRANGED TO EXTEND THROUGH AND BEYOND SAID APERTURED WALL, SAID COUPLING ELEMENT CONSISTING OF A HARDENABLE SOLID SOLUTION OF A METALLIC MATERIAL IN QUENCHED AND HENCE COLD-DEFORMABLE STATE; INSERTING SAID COUPLING ELEMENT INTO THE PISTON SO THAT THE END PORTION OF SAID CONNECTING ROD IS RECEIVED IN THE SKIRT AT ONE SIDE OF SAID WALL AND THE PROJECTION OF SAID COUPLING ELEMENT EXTENDS THROUGH AND BEYOND THE OTHER SIDE OF SAID WALL; DEFORMING THE PROJECTION AGAINST THE OTHER SIDE OF SAID WALL SO THAT THE COUPLING ELEMENT IS ANCHORED IN THE WALL AND SIMULTANEOUSLY COUPLES SAID CONNECTING ROD TO SAID PISTON; AND CAUSING THE MATERIAL OF SAID COUPLING ELEMENT TO HARDEN BY PRECIPITATION HARDENING.
References Cited (Backward Citations)
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 |