US3233908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Work holder for machine tools
Assignee: DMG Mori AG
•
Filing: 1964-10-08
•
Granted: 1966-02-08
•
Expires: 1984-10-08
Abstract
No abstract record available.
Inventors
- 👤 Schwarzmayr Walter
- 👤 Tietze Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:54
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/12; B23B31/18; B23B31/185; Y; Y10; Y10T; Y10T279/00; Y10T279/10; Y10T279/1037; Y10T279/1083; Y10T279/1095; Y10T279/18; Y10T279/182; Y10T279/34; Y10T279/3493
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
IN A WORK HOLDER FOR MACHINE TOOLS, IN COMBINATION, A ROTARY SPINDLE; WORK SUPPORT MEANS CONNECTED TO SAID SPINDLE FOR ROTATION THEREWITH, SAID WORK SUPPORT MEANS BEING ADAPTED TO SUPPORT WORK WITH THE EXTERIOR SURFACE THEREOF EXPOSED SO AS TO BE ACCESSIBLE FOR MACHINING, AND SAID WORK SUPPORT MEANS BEING FORMED WITH AN OPENING PASSING THERETHROUGH; A PAIR OF WORK-ENGAGING MEMBERS EXTENDING INTO SAID OPENING OF SAID WORK SUPPORT MEANS AND BEING ADAPTED TO ENGAGE THE WORK AT A PAIR OF DIFFERENT LOCATIONS THEREOF FOR MAINTAINING THE WORK ON SAID WORK SUPPORT MEANS; A PAIR OF INDEPENDENT MOUNTING MEANS ALSO EXTENDING INTO SAID OPENING OF SAID WORK SUPPORT MEANS AND RESPECTIVELY MOUNTING SAID WORK-ENGAGING MEMBERS FOR MOVEMENT INDEPENDENTLY OF EACH OTHER IN A DIRECTION PARALLEL TO THE AXIS OF SAID SPINDLE, SO THAT ONE
Claim 2
Dependent Claim
134 words
IN A WORK HOLDER FOR MACHINE TOOLS, IN COMBINATION, A ROTARY SPINDLE; WORK SUPPORT MEANS CONNECTED TO SAID SPINDLE FOR ROTATION THEREWITH, SAID WORK SUPPORT MEANS BEING ADAPTED TO SUPPORT WORK WITH THE EXTERIOR SURFACE THEREOF EXPOSED SO AS TO BE ACCESSIBLE FOR MACHINING, AND SAID WORK SUPPORT MEANS BEING FORMED WITH AN OPENING PASSING THERETHROUGH; A PAIR OF WORK-ENGAGING MEMBERS EXTENDING INTO SAID OPENING OF SAID WORK SUPPORT MEANS AND BEING ADAPTED TO ENGAGE THE WORK AT A PAIR OF DIFFERENT LOCATIONS THEREOF FOR MAINTAINING THE WORK ON SAID WORK SUPPORT MEANS; A PAIR OF INDEPENDENT MOUNTING MEANS ALSO EXTENDING INTO SAID OPENING OF SAID WORK SUPPORT MEANS AND RESPECTIVELY MOUNTING SAID WORK-ENGAGING MEMBERS FOR MOVEMENT INDEPENDENTLY OF EACH OTHER IN A DIRECTION PARALLEL TO THE AXIS OF SAID SPINDLE, SO THAT ONE
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) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |