CMECH (GUANGZHOU) INDUSTRIAL LTD.
|CMECH (GUANGZHOU) INDUSTRIAL LTD. Patent applications|
|Patent application number||Title||Published|
|20130292954||LEVER HANDLE LOCK FOR CASEMENT DOORS AND WINDOWS - The present invention discloses a lever handle lock for casement doors and windows, which comprises a first and second lock bodies symmetrically installed at either side of the doors or windows. The first lock body features a first lever handle and a thumb-turn while the second lock body features a second lever handle. The first lock body features a latch bolt locking set and a deadbolt locking set, wherein said latch bolt locking set comprises a locking component and a latch bolt component. Said locking component comprises a spindle connected with the second lever handle; a rotatable member connected with the first lever handle and indirectly with the second lever handle, featuring an upper and lower protrudent blocks, wherein the upper protrudent block associates with the latch bolt component; And a torsion spring sleeved on the axle of the rotatable member.||11-07-2013|
|20130207573||SYNCHRONOUS CONTROL APPARATUS FOR SPEED-REDUCING DC MOTOR - The present invention relates to a synchronous control apparatus for speed-reducing DC motor, comprising a speed-reducing DC motor and a controller, wherein said speed-reducing DC motor comprises a motor and a speed reducer. Said speed-reducing motor is equipped with a speed detecting module to detect the actual rotational speed. Said controller is equipped with a storage unit to save reference rotational speed values. Said speed detecting module is linked to the controller which can vary the supply voltage to the speed-reducing DC motor while the actual rotational speed differs from the reference speed value.||08-15-2013|
|20130056161||METHOD AND DEVICE FOR WINDING VENETIAN BLINDS OR HONEYCOMB BLINDS - A method and device for winding venetian blinds or honeycomb blinds, one ends of said multi-strand lift cords are fixedly connected with the underbeam of the venetian blinds or honeycomb blinds, while the other ends pass through the slats of the venetian blinds or honeycomb blinds converge into a strand rope; and finally the strand rope is fixedly connected with a winding reel which is rotated to wind the rope to realize the action of winding. The winding method of “many cords in one” is used in the present invention. The purpose of controlling the whole set of venetian blinds or honeycomb blinds is achieved by controlling a rope with a winding reel. The venetian blinds or honeycomb blinds of the present invention with simpler structure, more convenient installation, longer operating life, better lifting balance of the blinds, more beautiful products, and less influences of the window size.||03-07-2013|
|20120034021||QUICKLY ASSEMBLABLE MORTISE LOCK - A quickly assemblable mortise lock includes a mortise lock body, characterized in that at least one pair of snap-fitting tabs cooperating with a positioning profile is provided symmetrically on a positioning slot plate at both end sides of the mortise lock body, and in that each of the snap-fitting tabs is spaced apart a proper gap from a lateral cover plate of the mortise lock body. As compared with the prior art, the quickly assemblable mortise lock has the following advantageous effects: 1. the mortise lock is overally simpler in structure and easy to make, and can be processed on the basis of the prior art mortise locks, thereby reducing the production cost; and 2. the mortise lock is universally useable, conveniently and quickly assemblable, and time-saving and labor-saving, thereby improving the efficiency.||02-09-2012|
|20120031570||NOVEL HOLLOW GLASS DEVICE WITH BUILT-IN WINDOW SHUTTER - The present invention discloses a novel hollow glass device with a built-in window shutter, comprising an inner glass layer, an outer glass layer, a window shutter sandwiched between the inner and outer glass layers, and a frame sealing and connecting the inner and outer glass layers, wherein the window shutter is formed by connecting a plurality of blades by a turning cord in series, and the frame is provided with a window shutter lift mechanism and a window shutter turning mechanism. The present invention has the following advantageous effects as compared with the prior art: 1) the window shutter turning mechanism employs a rigid component as a transmission structure, which is not liable to deformation and extension phenomena and loosening issue and is firm, practical and reliable, thereby ensuring long-term normal use of the hollow glass device; 2) the hollow glass device is overall structurally compact and reasonable and conveniently and quickly operable, and therefore can easily be further spread and used in more broad fields.||02-09-2012|
|20110271720||NOVEL DIAL-TYPE WINDOW LOCK - The present utility model discloses a novel dial-type window lock, comprising a lock body, a lock catch member and a dial handle, wherein the lock body is provided with a bush allowing a square shaft of the dial handle to movably pass there through, the lock catch member and the dial handle are respectively provided on internal and external sides of the lock body and remain linked to each other via the square shaft of the dial handle; the window lock further comprises an elastic seizure mechanism which allows for achievement of quick positioning when the lock catch member shifts between locked and opened states and which comprises an elastic seizure assembly disposed on the lock catch member and a snap slot disposed on the lock body and snap engaged with and interference fitted with the elastic seizure assembly. The present utility model has the following advantageous effects as compared with the prior art: 1. the window lock is small and compact in structure, easy to process and manufacture and feel good to operate; 2. The window lock is pragmatic and reliable with a long service life. Experimental data reveals that when the window lock is opened 70,000 times or more than 70,000 times, it is still functionally intact.||11-10-2011|
|20110185777||SIDE-HUNG DOOR OR WINDOW SINGLE LATCH LOCK - The present utility model discloses a side-hung door or window single latch lock, comprising: a first lock body and a second lock body disposed on an inner side and an outer side of a door or window and sandwiching the door or window in between, the first lock body including a first handle and the second lock body including a second handle, characterized in that the first lock body further comprises a latch assembly linked to the first handle and controlling opening and closing, and an elastic locking and controlling mechanism respectively linked to the first handle and the second handle to transmissively control the opening and closing of the latch assembly. As compared with the past, the present utility model is advantageous in that it is simple in overall structure, has less transmission components, is convenient and quick in assembling and simple and easy to operate, adapted for anti-theft needs of left side-hung or right side-hung door or window, exhibits a good applicability and strong universality, and is relatively low in cost and adapted for spread for use.||08-04-2011|
|20110175373||SMART LOCK WITH MODIFIED STRUCTURE - The present utility model discloses a smart lock with a modified structure comprising: a lock body including an inner handle and an outer handle, a latch and a bolt, an electrical locking mechanism for interfering retraction of the bolt; the lock body further comprises a manual locking and controlling mechanism connected to the inner and outer handles and controlling opening and closing; the manual locking and controlling mechanism is provided with a rotation actuating piece linked to the inner and outer handles and a bolt moving piece controlling extension and retraction of the bolt, wherein the rotation actuating piece is linked to the bolt moving piece via a locking member to control the bolt for locking when the inner and outer handles are lifted, and the rotation actuating piece is linked to the bolt moving piece via an unlocking member to control the bolt for unlocking when the inner and outer handles are pressed. The smart lock according to the present utility model has the following advantageous effects: 1. the smart lock exhibits a simple construction, less transmission components and easier manufacture and assembling, and is not liable to damage and easy to maintain; 2. the smart lock has a manual locking and unlocking function and is easy to operate and meanwhile has an electrical locking and unlocking function of ordinary smart locks, it is of low cost, safe and reliable and can be extensively applied to home and office anti-theft apparatuses.||07-21-2011|
|20110167883||SIDE HUNG TYPE DOOR OR WINDOW HANDLE LOCK - The present utility model discloses a side hung type door or window handle lock, comprising a first lock body and a second lock body mounted on inner and outer sides of the door or window and sandwiching the door or window in between, wherein the first lock body comprises a first handle, the second lock body comprises a second handle, in the first lock body is provided an inclined tongue locking and controlling mechanism connected to the first and second handles and controlled by them to open and close, and wherein the inclined tongue locking and controlling mechanism comprises a locking and controlling member and an inclined tongue member which are connected and linked to each other. The handle lock according to the present utility model exhibits a simple structure, a less number of parts, convenient assembling, convenient opening and closing operations, and higher safety performance and universal use.||07-14-2011|
|20110138573||AIR PRESSURE INNER CIRCULATION-TYPE AUTOMATIC COMPENSATION CONTROL DOOR CLOSER - The present invention relates to a door closer, and particularly to an air pressure inner circulation-type automatic compensation control door closer, comprising a cylinder body and a telescopic rod, wherein a one-way air intake valve means is provided at the other end of the cylinder body to take in air in one way in an internal cavity of the cylinder body when the door is opened, at one end portion of the telescopic rod in the interior of the cylinder body is connected a regulating valve means wherein the gas in the cylinder body flows cyclically in the cavity of the cylinder body when the telescopic rod in a moving state, an inner cover sealing means is fixedly provided inside the end cap, and a large compression spring is provided in a cavity between the inner cover sealing means and the regulating valve means; the internal cavity of the cylinder body is divided into two automatically pressurizeable and automatically compensatable gas cavities through the inner cover sealing means, the regulating valve means and the air intake valve means; when the door is opened or closed, the gas inside the internal cavity of the cylinder body flows cyclically in the two gas cavities. The air control-type door closer ensures air substantially flows cyclically in a cylinder body, reduces pollution caused by dusts in air into and out of the cylinder body to the lubricant oil in the cylinder wall, guarantees the lubricating effect of the lubricant oil, enables the door closer to operate normally and effectively prolong the service life of the door closer. Besides, the door closer exhibits an excellent damping effect and a smaller noise when the door is closed.||06-16-2011|
Patent applications by CMECH (GUANGZHOU) INDUSTRIAL LTD.