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US3220294A Expired / Lapsed US ⏱️ 0.0 years remaining

Valve packing cutting machine

Assignee: Individual
•
Filing: 1963-11-08
•
Granted: 1965-11-30
•
Expires: 1983-11-08
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Abstract

No abstract record available.

Inventors

  • 👤 Sr Howard P Bradburn

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 05:24
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/04; B26D1/06; B26D1/08; B26D1/085; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8772; Y10T83/8821; Y10T83/8841; Y10T83/885

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 222 words
A CUTTING DEVICE FOR VALVE PACKING OR THE LIKE MATERIAL COMPRISIN A BASE MEMBER, A PAIR OF PLATES UPSTANDING FROM SAID BASE AND LATERALLY SPACED FROM EACH OTHER, A STRAP MEMBER ATTACHED TO ONE END OF THE PLATES AND EXTENDED UPWARDLY THEREFROM, A BAR PIVOTALLY ATTACHED TO SAID UPWARDLY EXTENDED PORTION OF THE STRAP MEMBER FOR VERTICAL RECIPROCATING MOVEMENT, SAID BAR MOUNTED TO EXTEND DOWNWARDLY AT AN ANGLE FROM ITS PIVOTAL ATTACHMENT TO SAID STRAP MEMBER, A CUTTING MEMBER PIVOTALLY ATTACHED TO A COLLAR LOOSELY MOUNTED ON SAID BAR FOR MOVEMENT THEREWITH, ALIGNED OPENINS FORMED IN SAID PLATES ADJACENT THE BASE MEMBER, THE INNER FACE OF SAID COLLAR BEING SPACED FROM SAID ARM TO PERMIT FREE SLIDIN MOVEMENT ON SAID BAR, A MEASURING GUIDE PIVOTALLY MOUNTED ON SAID BASE MEMBER FOR PIVOTAL MOVEMENT FROM AN INACTIVE POSITION ADJACENT AND PARALLEL TO SAID PLATES TO AN OPERATIVE EXTENDED POSITION ALIGNED WITH SAID OPENINGS, MEANS FOR LOCKING SAID MEASURING GUIDE INTO SAID OPERATIVE EXTENDED POSITION A FIRST SPACER MEMBER MOUNTED BETWEEN SAID PLATES AND A SECOND SPACER MEMBER MOUNTED BETWEEN SAID PLATES AND CLAMPED BETWEEN SAID PLATES IN FIXED POSITION, SAID SECOND SPACER MEMBER BEING ADJUSTABLE IN A HORIZONTAL PLANE WITH RESPECT TO SAID PLATES AND A STOP SLIDABLY MOUNTED ON SAID MEASURIN GUIDE FOR DETERMINING THE LENGTH OF THE MATERIAL TO BE CUT.
Claim 2
Dependent Claim 222 words
A CUTTING DEVICE FOR VALVE PACKING OR THE LIKE MATERIAL COMPRISIN A BASE MEMBER, A PAIR OF PLATES UPSTANDING FROM SAID BASE AND LATERALLY SPACED FROM EACH OTHER, A STRAP MEMBER ATTACHED TO ONE END OF THE PLATES AND EXTENDED UPWARDLY THEREFROM, A BAR PIVOTALLY ATTACHED TO SAID UPWARDLY EXTENDED PORTION OF THE STRAP MEMBER FOR VERTICAL RECIPROCATING MOVEMENT, SAID BAR MOUNTED TO EXTEND DOWNWARDLY AT AN ANGLE FROM ITS PIVOTAL ATTACHMENT TO SAID STRAP MEMBER, A CUTTING MEMBER PIVOTALLY ATTACHED TO A COLLAR LOOSELY MOUNTED ON SAID BAR FOR MOVEMENT THEREWITH, ALIGNED OPENINS FORMED IN SAID PLATES ADJACENT THE BASE MEMBER, THE INNER FACE OF SAID COLLAR BEING SPACED FROM SAID ARM TO PERMIT FREE SLIDIN MOVEMENT ON SAID BAR, A MEASURING GUIDE PIVOTALLY MOUNTED ON SAID BASE MEMBER FOR PIVOTAL MOVEMENT FROM AN INACTIVE POSITION ADJACENT AND PARALLEL TO SAID PLATES TO AN OPERATIVE EXTENDED POSITION ALIGNED WITH SAID OPENINGS, MEANS FOR LOCKING SAID MEASURING GUIDE INTO SAID OPERATIVE EXTENDED POSITION A FIRST SPACER MEMBER MOUNTED BETWEEN SAID PLATES AND A SECOND SPACER MEMBER MOUNTED BETWEEN SAID PLATES AND CLAMPED BETWEEN SAID PLATES IN FIXED POSITION, SAID SECOND SPACER MEMBER BEING ADJUSTABLE IN A HORIZONTAL PLANE WITH RESPECT TO SAID PLATES AND A STOP SLIDABLY MOUNTED ON SAID MEASURIN GUIDE FOR DETERMINING THE LENGTH OF THE MATERIAL TO BE CUT.

References Cited (Backward Citations)

US247566A Cited
US764098A Cited
US983094A Cited
US1407151A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-11-29 1969-05-31 1969-11-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-11-29 1973-05-31 1973-11-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-11-29 1977-05-31 1977-11-30 $7700.00 Window Closed / Lapsed

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