| Patents for B21L 9 - Making chains or chain links, the links being composed of two or more different parts, e.g. drive chains (677) |
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| 12/11/2013 | CN203330334U Novel chain half-section head assembler device |
| 12/11/2013 | CN103433420A Stamping equipment for flat-top chain type chain link |
| 12/11/2013 | CN103433419A Technology for processing chain |
| 12/10/2013 | US8601783 Internal ring sealed chain |
| 12/04/2013 | CN203316670U Chain link correcting mould base |
| 12/04/2013 | CN203316669U Dual-layer tridimensional feeding device |
| 12/04/2013 | CN203316668U Chain board positioning device |
| 11/21/2013 | US20130305852 Roller maintaining chain and method for making roller maintaining chain and linear movement device |
| 11/20/2013 | CN203292421U Novel tooth-shaped chain plate stringing machine |
| 11/20/2013 | CN203292420U Automatic assembly system for chains |
| 11/06/2013 | CN203265524U Horizontal type press machine for assembling chain assembly |
| 10/30/2013 | CN103372629A Manufacturing method of chain parts |
| 10/02/2013 | CN102527916B Chain-producing equipment |
| 10/01/2013 | US8544253 Device for inserting and extracting chain link pivot pins |
| 09/25/2013 | CN102451879B Pipe screening machine for chain manufacturing |
| 09/19/2013 | DE102006035249B4 Verfahren zur Herstellung einer Kettenlasche für eine geräuscharme Kette und eine entsprechend hergestellte Kettenlasche Method for manufacturing a link plate for a silent chain and a chain strap correspondingly produced |
| 09/18/2013 | CN103302228A Novel toothed chain plate stringing machine |
| 09/11/2013 | CN103286255A Low-waste method for manufacture high-performance chain link plates |
| 09/05/2013 | DE102012219855A1 Verfahren zur Herstellung von zumindest einem Schneidstrangsegment eines Schneidstrangs Process for the preparation of at least one cutting segment of a strand cutting the strand |
| 09/05/2013 | DE102012203391A1 Method for manufacturing conveyor chain of chain conveyer system used for transportation of cargo, involves connecting articulated tab at conveyor chain element with corresponding articulated tab at another conveyor chain element |
| 09/04/2013 | CN103272986A Automatic assembly system for chains |
| 08/29/2013 | DE102013002263A1 Abfallarmes Verfahren zum Herstellen von Hochleistungskettenlaschen Low-waste process for the manufacture of high-performance chain straps |
| 08/28/2013 | CN203155935U Chain fixing device for agricultural machinery chain rivet |
| 08/08/2013 | US20130203537 Chain, and method for manufacturing a chain |
| 08/07/2013 | CN203109157U Automatic press fitting device for inner single node of sleeve chain with oil hole |
| 08/07/2013 | CN203109156U Inspecting and packaging production line for sealing ring chains |
| 07/31/2013 | CN203091663U Servo driving hydraulic head riveting device |
| 07/31/2013 | CN203091662U Visual directional stamping equipment |
| 07/31/2013 | CN203091661U Chain automatic bag inspection device |
| 07/24/2013 | EP2617501A1 Bicycle chain |
| 07/24/2013 | CN203076520U Automatic assembling production line with additional plate chains |
| 07/24/2013 | CN203076519U Automatic rivet head production line with additional plate chains |
| 07/10/2013 | CN203044793U Agricultural machine chain oil pressure riveting machine |
| 07/10/2013 | CN203044792U Spindle-piece-pushing type piece string machine |
| 07/10/2013 | CN102451878B System and method for automatically manufacturing chain |
| 07/10/2013 | CN102303091B Buffering device of lower cross beam of chain forming machine |
| 06/20/2013 | US20130153373 Material moving system |
| 06/19/2013 | CN203003047U Automatic stacking tool for driving-chain link plates |
| 06/19/2013 | CN203003046U Tool for assembling large-pitch chain |
| 06/19/2013 | CN203003045U Top plate chain tensioning device |
| 05/22/2013 | CN103114196A Continuous production technology of chain sleeve material |
| 05/22/2013 | CN103111580A Test packaging production line for sealing ring chain |
| 05/08/2013 | CN103084537A Chain fixing device used for agricultural machinery chain rivets |
| 05/01/2013 | CN202910246U Press fitting assembly |
| 05/01/2013 | CN202910245U Single pitch chain and bipitch chain shared type assembly machine |
| 05/01/2013 | CN202910244U Automatic chain head pressing device |
| 05/01/2013 | CN202910243U Chain plate arranging device |
| 05/01/2013 | CN202910242U Chain pipe selector |
| 05/01/2013 | CN202910241U Small chain pipe selector |
| 05/01/2013 | CN202910240U Automatic chain plate arranging machine |
| 05/01/2013 | CN103071759A Riveting method for chain of agricultural machinery |
| 05/01/2013 | CN103071758A Control system and control method for chain hydraulic riveting machine of farm machinery |
| 05/01/2013 | CN103071757A Chain half external joint automatic assembly device |
| 05/01/2013 | CN103071756A Chain automatic sheet covering device |
| 04/24/2013 | CN103056276A Chain fixing method of agricultural machinery chain riveting machine |
| 04/24/2013 | CN103056275A Rotating shaft slice pushing type slice stringing machine |
| 04/24/2013 | CN103056274A Method for serializing of links of chain |
| 04/24/2013 | CN103056273A Oil pressure riveting machine for agricultural machinery chain |
| 04/24/2013 | CN103056272A Servo transmission hydraulic head-riveting equipment |
| 04/24/2013 | CN103056271A Coarse-pitch chain assembling tool |
| 04/17/2013 | CN202877465U Chain feeding device for single-double pitch chain sharing assembly machine |
| 04/17/2013 | CN202877464U Roller chain assembly machine detecting device |
| 04/10/2013 | CN202861318U Outer piece conveying device for chain joint assembling device |
| 03/27/2013 | CN202824511U Pressing device for inner chain piece of roller and chain assembly machine |
| 03/27/2013 | CN202824510U Engine timing chain assembly tooling |
| 03/27/2013 | CN202824509U Device for selecting and classifying pin axle |
| 03/27/2013 | CN202824508U Oil pressure chain riveting machine |
| 03/27/2013 | CN202824507U Automatic chain production line |
| 03/27/2013 | CN102989993A Picking machine for chain big pipes |
| 03/27/2013 | CN102989992A Picking machine for chain small pipes |
| 03/27/2013 | CN101909812B Method for press-fitting member and press-fit device |
| 03/20/2013 | CN202812036U Driving device for chain joint assembling machine |
| 03/20/2013 | CN202804070U Chain joint assembly machine |
| 03/20/2013 | CN202804069U Roller chain component screening plant with movable screening frame |
| 03/20/2013 | CN202804068U Transmission chain automatic riveting shaft feeding device |
| 03/20/2013 | CN202804067U Pin shaft length adjustment mechanism of roller chain pin shaft cutting machine |
| 03/20/2013 | CN102974747A Chain automatic heading device |
| 03/20/2013 | CN102974746A Chain plate finishing device |
| 03/20/2013 | CN102974745A Chain plate automatic finishing machine |
| 03/13/2013 | CN202790167U Double-pin-shaft structure on transmission mechanism of roller chain pipe coiling machine |
| 03/13/2013 | CN202779600U Rivet point device of a roller chain pin roll with quadrangle pressed by rivets in rolling mode |
| 03/13/2013 | CN202779599U Improved chain piece string piece machine feed cylinder body outer wall |
| 03/06/2013 | CN202762950U Detection and control system for chain connector assembling machine |
| 03/06/2013 | CN202762949U Loading device used for chain assembly |
| 03/06/2013 | CN202762948U Double-row chain four-corner riveting press |
| 02/20/2013 | CN202741667U Special sieving device for roller chain shaft sleeve |
| 02/13/2013 | CN102926832A Timing chain of double VVT overhead camshaft engine for SUV and fabrication method |
| 02/13/2013 | CN102921877A Single-double pitch chain sharing assembly machine |
| 02/13/2013 | CN102921876A Chain feeding device for single-double pitch chain sharing assembly machine |
| 02/13/2013 | CN102921875A Press fitting component |
| 02/06/2013 | CN102909311A Chain feeding method for assembly machine adopting both single pitch chain and double pitch chain |
| 01/30/2013 | CN102896273A Single-double-pitch chain common type assembling method |
| 01/30/2013 | CN102896272A Chain press fitting method |
| 01/23/2013 | CN202683923U Die for assembling specially-shaped inner plate chain |
| 01/23/2013 | CN102886487A Stamping process for straight-plate conveying chain |
| 01/23/2013 | CN102172769B Chain link connecting machine |
| 01/16/2013 | CN102873258A Outer plate feeder for chain joint assembling machine |
| 01/16/2013 | CN102873257A Chain joint assembling method |
| 01/10/2013 | DE102011078810A1 Method for manufacturing e.g. drive chain for internal combustion engine, involves forming V-shaped recess in front surface of chain bolt end during rolling process, where recess is formed at distance from peripheral edge of chain bolt |
| 01/09/2013 | CN102861864A Chain riveting method utilizing oil pressure |