Patent US3216032A successfully refreshed from Google Patents.
US3216032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool with counterbalanced vertical spindle
Assignee: Orange Research Inc
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Filing: 1963-02-25
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Granted: 1965-11-09
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Expires: 1983-02-25
Abstract
No abstract record available.
Inventors
- 👤 Leslie J Hoffman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:15
CPC Classifications
B; B23; B23B; B23B47/00; B23B47/26; Y; Y10; Y10T; Y10T408/00; Y10T408/91; Y10T408/92; Y10T408/96
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
A MACHINE TOOL COMPRISING IN COMBINATION: (A) A VERTICAL SPINDLE, (B) AN INTEGRAL SUPPORT ARM IN THE FORM OF A CASTING, (C) SAID INTEGRAL ARM HAVING AT ONE END A BEARING SLEEVE BORE IN WHICH THE SPINDLE IS CARRIED AND IN WHICH IT HAS VERTICAL AXIAL MOVEMENT AND ALSO TURNING MOVEMENT, (D) SAID INTEGRAL ARM HAVING A RECESS FORMED IN IT ADJACENT THE BEARING SLEEVE, SAID RECESS BEING DISPOSED BOTH IN THE LOWER PORTION OF ONE SIDE AND IN AN ADJOINING PORTION OF THE ARM BOTTOM, (E) A HORIZONTAL STUD RIGIDLY CARRIED AT SOLEY ONE OF ITS ENDS, SAID STUD BEING DISPOSED ON THE ARM IN THE SAID RECESS AND BEING SPACED FROM THE SIDES OF THE RECESS, (F) A WHEEL ROTATABLY CARRIED BY THE STUD, (G) A WHEEL RETAINER ON THE FREE END OF THE STUD, REMOVAL OF SAID RETAINER ENABLING THE WHEEL TO BE REMOVED AXIALLY FROM THE SAID RECESS, (H) A RIBBON SPRING ELEMENT NORMALLY TENDING TO BE TIGHTLY COILED AROUND SAID WHEEL,
Claim 2
Dependent Claim
166 words
A MACHINE TOOL COMPRISING IN COMBINATION: (A) A VERTICAL SPINDLE, (B) AN INTEGRAL SUPPORT ARM IN THE FORM OF A CASTING, (C) SAID INTEGRAL ARM HAVING AT ONE END A BEARING SLEEVE BORE IN WHICH THE SPINDLE IS CARRIED AND IN WHICH IT HAS VERTICAL AXIAL MOVEMENT AND ALSO TURNING MOVEMENT, (D) SAID INTEGRAL ARM HAVING A RECESS FORMED IN IT ADJACENT THE BEARING SLEEVE, SAID RECESS BEING DISPOSED BOTH IN THE LOWER PORTION OF ONE SIDE AND IN AN ADJOINING PORTION OF THE ARM BOTTOM, (E) A HORIZONTAL STUD RIGIDLY CARRIED AT SOLEY ONE OF ITS ENDS, SAID STUD BEING DISPOSED ON THE ARM IN THE SAID RECESS AND BEING SPACED FROM THE SIDES OF THE RECESS, (F) A WHEEL ROTATABLY CARRIED BY THE STUD, (G) A WHEEL RETAINER ON THE FREE END OF THE STUD, REMOVAL OF SAID RETAINER ENABLING THE WHEEL TO BE REMOVED AXIALLY FROM THE SAID RECESS, (H) A RIBBON SPRING ELEMENT NORMALLY TENDING TO BE TIGHTLY COILED AROUND SAID WHEEL,
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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |