The Antique Wrench Patent Archive

Every grip the nineteenth century took on a nut

Sliding jaw

Patent drawing of a 19th-century screw wrench showing a two-part cast construction with a sliding jaw, a threaded adjustment screw with thumb piece, a wooden handle, and several cross-sectional detail views of the jaw halves and bar.Wrench.Joseph Hyde · November 23, 1858Two side-by-side patent drawings of a 19th-century pipe wrench, one showing the external assembled tool with a curved head and sliding jaw, and the other a cross-sectional cutaway revealing the internal threaded collar, spring, and pivoted handle mechanism.WRENCHCharles H. Reynolds · March 26, 1861Patent drawing of a monkey-style screw wrench showing the long handle, stationary and sliding jaws labeled B and B', the threaded shank A, and an exploded detail of the knurled rosette D with its grooves and projections at Fig. 2.IMPROVEMENT IN WRENCHESGeorge C. Taft · November 10, 1863Patent drawing of a hand wrench showing a long flattened handle ending in a toothed segment that engages a sliding jaw opposite a fixed pivoted jaw, with sectional views illustrating the jaws in open and closed positions.IMPROVEMENT IN WRENCHESWilliam Morehouse · February 27, 1866Patent drawing showing several views of a self-adjusting screw wrench with a wooden handle, sliding jaws, and internal pin-and-slot mechanism labeled Figures 1 through 8.IMPROVEMENT IN WRENCHESPhilip Sommer · January 29, 1867Patent drawing of an 1868 wrench showing a perspective view with a fixed jaw and sliding jaw on a slotted bar, a cross-section revealing an internal cam and groove, a side view with jaws open, and two smaller modification diagrams labeled Fig. 4 and Fig. 5.IMPROVEMENT IN WRENCHESH. Schuyler Ross · March 3, 1868Patent drawing of a 19th-century monkey wrench showing a solid head and corrugated stem with a sliding jaw locked by an eccentric lever, plus a cross-section of the grooved stem and jaw.IMPROVEMENT IN WRENCHESJohan Fredrik Nordquist · April 26, 1870Patent drawing showing a sectioned monkey wrench with a tapering square bar, a fixed jaw at top, a sliding jaw threaded onto a central screw, and a wooden handle secured by a ferrule block with a quill tube, alongside separate perspective views of the sliding jaw and the bare tapering bar body.IMPROVEMENT IN WRENCHES.Alonzo Whitcomb · November 7, 1871Patent drawing of a fork-wrench showing two interlocking jaws (Fig. 1) with a pivoted lever having a pear-shaped cam-head sliding within a rectangular recess, and a separate sectional view (Fig. 2) of the sliding jaw's shank and flange.IMPROVEMENT IN FORK-WRENCHES.Daniel Witt · July 16, 1872Patent drawing of a 19th-century monkey wrench showing side, front, and back views with labeled jaws, threaded stem, and adjusting nut, along with several small cross-section diagrams of the jaw and flange design.IMPROVEMENT IN MONKEY-WRENCHES.Jay W. Powers · February 27, 1877Two side-by-side line drawings of an adjustable monkey wrench: Fig. 1 shows the exterior with a fixed jaw B, sliding toothed jaw D, ratcheted bar A, thumb-piece c, and turned wooden handle C; Fig. 2 is a cutaway section revealing the internal spiral spring f seated in a socket e behind the sliding jaw, with a small access hole d.IMPROVEMENT IN WRENCHESSamuel Christoffer Englund · May 29, 1877Patent drawing of a 19th-century monkey wrench showing a perspective view with labeled jaws, sliding stem, threaded nut, and handle ferrule, along with a longitudinal cross-section and two transverse sections illustrating the locking nut mechanism.IMPROVEMENT IN WRENCHESCalvin H. Covell · November 20, 1877Patent drawing of a 19th-century monkey wrench showing a handle with a fixed jaw, a sliding movable jaw, and a curved cam lever used to lock the jaw in place, with additional cross-section details of the jaw slot and grooves.IMPROVEMENT IN WRENCHESJohn M. Marty · September 10, 1878Patent drawing of a 19th-century pipe and nut wrench showing two figures: an upper jaw with a wing-nut secured bit and a lower sliding concave block adjusted by a screw, gripping a pipe section labeled P and nut N.IMPROVEMENT IN PIPE AND NUT WRENCHESDaniel Fisher · March 4, 1879Patent drawing of a monkey wrench with a stationary jaw B and sliding jaw C on a threaded shank, alongside interchangeable attachments including a pipe-threading die, bolt-threading die box, pipe cutter, and nut tap, each fitted with an arm L to insert into a socket on the sliding jaw.IMPROVEMENT IN MONKEY-WRENCHESBaziel Winans Lloyd · July 22, 1879Patent drawing of a pipe wrench showing a curved fixed jaw M at one end of a long bar A, with a sliding frame C, screw cylinder E, movable jaw B, and a curved cam-lever handle D pivoted at F, illustrated in side elevation, cross-section, and jaw detail views.IMPROVEMENT IN PIPE-WRENCHESDan P. Foster · December 9, 1879Patent drawing of a wrench with a sliding toothed jaw on a main bar, a hinged lever handle connected by pivoted fulcrum braces, and a small locking loop clasp, shown in four figures.SELF-ADJUSTING FULCRUM-LEVER WRENCHBenjamin F. Bennett · April 15, 1884Patent drawing of a monkey wrench showing a sectional view of the sliding threaded jaw mechanism with a pivoting handle, pawl, and notched locking teeth, along with cross-sectional and perspective detail views labeled Figs. 1 through 5.WRENCH.Vincent J. McDonnell · April 30, 1889Patent drawing showing a long-handled wrench with a sliding jaw mechanism, an offset toothed jaw head, and a detailed perspective view of the internal link and pivot parts.WRENCH.Theodor Geisel · February 11, 1896Patent drawing showing a pipe wrench with a long straight lever ending in a serrated jaw, paired with a curved sliding jaw featuring a slotted shank, shown in five views including side elevations, detached perspectives, and a cross-section.PIPE-WRENCH.James P. Kennedy · May 4, 1897Patent drawing of a Henry Alvin Dodge pump-wrench showing a hollow elliptical pump body (A) with a sliding wrench-stem (C) bearing a fixed jaw (L) and a movable jaw (O) on a shank (N), plus cross-sectional and top views revealing the internal plunger, ribs (K), finger-piece (R), and guide braces (G).PUMP-WRENCH.Henry Alvin Dodge · October 19, 1897