US3286329A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the manufacture of a gear
Assignee: SHIM MITSUBISHI JUKOGYO KABUSH
•
Filing: 1963-03-06
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Granted: 1966-11-22
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Expires: 1983-03-06
Abstract
No abstract record available.
Inventors
- 👤 Naruse Masao
- 👤 Kumasawa Takehiko
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:08
CPC Classifications
B; B21; B21D; B21D26/00; B21D26/02; B21D26/06; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49462; Y10T29/49467; Y10T29/4948; Y10T29/49805; Y10T29/49806; Y10T74/00; Y10T74/19; Y10T74/19949; Y10T74/19963
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
A METHOD OF MAKING A GEAR COMPRISING FORMING A SUITABLE HARD AND ANTI-ABRASIVE METAL IN THE SHAPE OF A THIN FLAT PLATE GEAR BLANK, EXPLOSIVELY DEFORMING SAID BLANK INTO THE FINAL FORM OF AN OUTER CUP-SHAPED SHELL OF A GEAR, ASSEMBLING A SHAFT PART IN THE CENTER OF SAID GEAR
Claim 2
Independent Claim
50 words
A METHOD OF MAKING A GEAR COMPRISING FORMING A SUITABLE HARD AND ANTI-ABRASIVE METAL IN THE SHAPE OF A THIN FLAT PLATE GEAR BLANK, EXPLOSIVELY DEFORMING SAID BLANK INTO THE FINAL FORM OF AN OUTER CUP-SHAPED SHELL OF A GEAR, ASSEMBLING A SHAFT PART IN THE CENTER OF SAID GEAR
References Cited (Backward Citations)
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US820789A
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US1004980A
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US1393886A
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US1407704A
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US1908187A
Cited
US2221415A
Cited
US3057313A
Cited
US3163141A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |