Patent US3366012A successfully refreshed from Google Patents.
US3366012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool guard structure
Assignee: Milacron Inc
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Filing: 1966-05-31
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Granted: 1968-01-30
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Expires: 1986-05-31
Abstract
No abstract record available.
Inventors
- 👤 Paul E Richter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:40
CPC Classifications
B; B23; B23Q; B23Q11/00; B23Q11/08; B23Q11/0825; B23Q2011/0808; Y; Y10; Y10S; Y10S408/00; Y10S408/71; Y10T; Y10T408/00; Y10T408/50; Y10T409/00; Y10T409/30; Y10T409/30392; Y10T82/00; Y10T82/25; Y10T82/2572
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
IN A MACHINE TOOL HAVING TWO STRUCTURAL MEMBERS RELATIVELY MOVABLE IN COORDINATE DIRECTIONS, A GUARD ASSEMBLY EXTENDING BETWEEN THE TWO STRUCTURAL MEMBERS COMPRISING IN COMBINATION: (A) A SERIES OF GUARD MEMBERS EACH HAVING A SUBSTANTIAL SURFACE AREA ADAPTED TO SLIDABLY OVERLAP WITH THE NEXT ADJACENT GUARD MEMBERS, (B) A LONGITUDINALLY EXPANSIBLE AND CONTRACTABLE TRUSS FORMED OF A CHAIN OF FRAMEWORKS, EACH FRAMEWORK CONNECTED TO A RESPECTIVE ONE OF SAID GUARD MEMBERS AT ONE POINT AND HAVING A SHAPE IN ONE PLANE VARIABLE UPON THE APPLICATION OF A FORCE PARALLEL TO THAT PLANE, AND (C) A HINGE ON EACH OF THE GUARD MEMBERS AT THE OPPOSITE ENDS OF SAID SERIES, ONE AND THE OTHER OF SAID HINGES ATTACHED TO ONE AND THE OTHER OF SAID STRUCTURAL MEMBERS.
Claim 2
Dependent Claim
126 words
IN A MACHINE TOOL HAVING TWO STRUCTURAL MEMBERS RELATIVELY MOVABLE IN COORDINATE DIRECTIONS, A GUARD ASSEMBLY EXTENDING BETWEEN THE TWO STRUCTURAL MEMBERS COMPRISING IN COMBINATION: (A) A SERIES OF GUARD MEMBERS EACH HAVING A SUBSTANTIAL SURFACE AREA ADAPTED TO SLIDABLY OVERLAP WITH THE NEXT ADJACENT GUARD MEMBERS, (B) A LONGITUDINALLY EXPANSIBLE AND CONTRACTABLE TRUSS FORMED OF A CHAIN OF FRAMEWORKS, EACH FRAMEWORK CONNECTED TO A RESPECTIVE ONE OF SAID GUARD MEMBERS AT ONE POINT AND HAVING A SHAPE IN ONE PLANE VARIABLE UPON THE APPLICATION OF A FORCE PARALLEL TO THAT PLANE, AND (C) A HINGE ON EACH OF THE GUARD MEMBERS AT THE OPPOSITE ENDS OF SAID SERIES, ONE AND THE OTHER OF SAID HINGES ATTACHED TO ONE AND THE OTHER OF SAID STRUCTURAL MEMBERS.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-29 | 1971-07-31 | 1972-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-29 | 1975-07-31 | 1976-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-29 | 1979-07-31 | 1980-01-30 | $7700.00 | Window Closed / Lapsed |