ChangShu TongRun Auto Accessory Co., Ltd. Patent applications |
Patent application number | Title | Published |
20130153839 | BOOM-ADJUSTABLE HORIZONTAL HYDRAULIC JACK WITH A PULL-LOCK MECHANISM - A boom-adjustable horizontal hydraulic jack with a pull-lock mechanism belongs to a lifting apparatus. The jack comprises a chassis, a hydraulic assembly, a press handle, a boom assembly, and a link rod assembly, wherein, the boom assembly comprises a bearer, a forearm, and a rear arm; the link rod assembly comprises a first link rod and a second link rod; wherein, a pull-lock mechanism is additionally arranged on the bearer, and comprises a guide rod seat, a guide rod, a pull handle, a guide sleeve, a steel rope, a dialing plate shaft, and a locking pin shaft. | 06-20-2013 |
20090314124 | Non-Cylinder Shear Jack Handle and Elastic Connecting Device - This inventions involves a type of multi-node operating handle and elastic connecting device for non-cylinder shear jack; the front node handle is provided with two perforated holes used for locking of pin to facilitate the axle and hole coordination; the rear node handle is provided with three prefabricated holes for rivet joint, which makes use of two rivets to realize the serial connection of elastic metal sheet with locking pin and rear node handle as well as the pressing rivet joint of rivets; furthermore, both front and rear node handles have non-cylinder coordination available for better transfer of torsion moment, which can be used to shape the locking pin on the body of elastic metal sheet through pressing. Favorable effects of this invention are stated as follows: the handle structure and connecting device as described in this proposal can facilitate the length combination of operating handle in accommodation with lifting under different loads, which can ensure the reliability of the handle in use. Furthermore, it is also easy for retraction after use. | 12-24-2009 |
20090296380 | KIND OF LIGHTING SET FOR THE FLOOR JACK - A type of illuminating device used to horizontal jack, of which, the middle part of the axial hole of tray axle ( | 12-03-2009 |
20090245932 | KIND OF OPERATING HANDLE'S LINK SET FOR THE JACK - This invention involves a type of connecting device for handle operation, including front node handle, rear node handle and locking pin. The external circle of front node handle ( | 10-01-2009 |