ES168770U - Perfected dynamometric wrench. (Machine-translation by Google Translate, not legally binding) - Google Patents

Abstract

Improved torque wrench, tubular for screws and bolts that present in its head, a square axial blind hole, essentially characterized by comprising a tubular body (1), inside which is housed a coil spring (9) that at one end, press the terminal element (8), which in turn presses against the trigger (7), which drives by turning on the shaft (18) to the trigger lever (5), provided with a tooth, which meshes between two teeth, which has at its end, the stamped lever (4), with rotation on the shaft (17), while at the end of the handle (2), the regulating screw (10) of the pressure is accommodated, thanks to its thread inside the tubular body (1), by turning the extreme hand (22), which displaces the dynamometer scale (23), read on the beveled edge of the handle; by comprising two side plates (3), conjugated on the axes (17-18), and with the tubular body, between which fits the stamped lever (4), in whose three ends, the shaft is supported and supported (6). ), which has male frames on its ends and an intermediate frame, in which the buzzer (11) fits, which has a total toothed crown with a ratchet, which meshes with the entire crown, at the end of the stamped lever, being radial the ratchet teeth, both flat and total crowns; to comprise springs (12), which press the buzzer, against the flat crown of ratchet teeth, extreme to the stamped lever, while the opposite end of the spring, pressed against a support plate (13), supported against one of the side plates (3); by comprising a curved plate (14), protective of the buzzer, which fits into a slot exprofesa the head of the lever (4); to include some inserts (15), between the side plates (3), and the stamped lever, at the end of which rests a tubular cap (16) stop, which also houses the shaft (17). (Machine-translation by Google Translate, not legally binding)