Toggle wrench
Patent 4274312 Issued on June 23, 1981. Estimated Expiration Date: 
July 31, 1999. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
July 31, 1999. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 514752 578249 2417013 2481866 3340754 InventorApplicationNo. 06/062479 filed on 07/31/1979US Classes:81/356With adjustment meansExaminersPrimary: Jones, James L. Jr.Attorney, Agent or FirmInternational ClassesB25B 13/26 (20060101)B25B 13/00 (20060101) AbstractA parallel jaw action toggle wrench comprising a first jaw rigidly fixed to a first handle by means of a track section, a second jaw opposite the first jaw and slidable on the track section, and pivotally connected to a second handle, a toggle link connected to the second handle rearwardly of the first jaw, a connector pivotally attached to the rearward end of the toggle link and moveable along the first handle and a threaded assembly mounted on the first handle and having an adjustment portion, the threaded assembly being so operatively correlated with respect to the connector that operation of said adjustment portion will cause the connector to move lengthwise of the first handle.Field of SearchWith means for parallel movement of work-engaging surfacesLongitudinal guide means Lateral guide means With means for sliding jaw actuation With adjustment means Pivoted pawl type Toggle link Grip lever and link Extension coil spring between jaw and handle member With means for resiliently biasing jaw and/or toggle With means to limit movement of intermediate pivot With toggle linkage and actuated jaw mounted on carrier With actuated jaw pivoted on handle member With connecting rod between grip lever and actuated jaw With connecting rod between grip lever and handle member Mounted on intermediate pivot By means acting on intermediate pivot With means for relative parallel movement of jaws With pitman between grip lever and intermediate pivot Release means carried by grip lever With toggle release Including toggle means | |
