← Back to Patent Explorer
US3282136A Expired / Lapsed US ⏱️ 0.0 years remaining

Wrench

Assignee: Individual
•
Filing: 1964-06-12
•
Granted: 1966-11-01
•
Expires: 1984-06-12
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Maichen Karl

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 03:25
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/10; B25B13/12

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 100 words
AN ADJUSTABLE DOUBLE-ENDED WRENCH COMPRISING A HANDLE INCLUDING TWO ELONGATED MEMBERS ADJUSTABLE LONGITUDINALLY WITH RESPECT TO ONE ANOTHER, EACH MEMBER INCLUDING A JAW AT EACH END THEREOF, THE JAWS AT ADJACENT ENDS OF THE MEMBERS COOPERATING TO FORM NUT ENGAGING AND CLAMPING SURFACES, A RATABLE DISC ON ONE OF SAID MEMBERS, AND TWO STOPS SPACED APART LONGITUDINALLY ON THE OTHER MEMBER, SAID DISC BEING PROVIDED WITH AN EVEN NUMBER OF INDENTS, THE DIAMETRICAL OPPSED PAIRS OF WHICH ARE ENGAGEABLE WITH SAID STOPS TO SIMULTANEOUSLY SET AND LOCK SAID COOPERATING JAWS TO DESIRED NUT SIZES AT BOTH ENDS OF THE HANDLE.
Claim 2
Dependent Claim 100 words
AN ADJUSTABLE DOUBLE-ENDED WRENCH COMPRISING A HANDLE INCLUDING TWO ELONGATED MEMBERS ADJUSTABLE LONGITUDINALLY WITH RESPECT TO ONE ANOTHER, EACH MEMBER INCLUDING A JAW AT EACH END THEREOF, THE JAWS AT ADJACENT ENDS OF THE MEMBERS COOPERATING TO FORM NUT ENGAGING AND CLAMPING SURFACES, A RATABLE DISC ON ONE OF SAID MEMBERS, AND TWO STOPS SPACED APART LONGITUDINALLY ON THE OTHER MEMBER, SAID DISC BEING PROVIDED WITH AN EVEN NUMBER OF INDENTS, THE DIAMETRICAL OPPSED PAIRS OF WHICH ARE ENGAGEABLE WITH SAID STOPS TO SIMULTANEOUSLY SET AND LOCK SAID COOPERATING JAWS TO DESIRED NUT SIZES AT BOTH ENDS OF THE HANDLE.

References Cited (Backward Citations)

FR356222A Cited
FR551057A Cited
GB384468A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-10-31 1970-05-02 1970-11-01 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-10-31 1974-05-02 1974-11-01 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-10-31 1978-05-02 1978-11-01 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag