Patents for B21L 21 - Tools or implements for repairing chains using metal-working operations, e.g. for detaching deformed chain links (156) | |
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11/2003 | |
11/27/2003 | US20030217453 Method and apparatus for disassembling a track chain |
02/2003 | |
02/19/2003 | CN1397746A Appts. and method of enabling link pin inserting chain esp. bicycle chain |
01/2003 | |
01/30/2003 | US20030022747 Device and method for inserting an articulation pin for a chain particularly for bicycles |
12/2002 | |
12/18/2002 | EP1267093A1 Device and method for inserting an articulation pin for a chain, particularly for bicycles |
10/2002 | |
10/24/2002 | DE10118833A1 Assembler for link chains comprises housing with link pair mounting space fitted with mounting pin guide and assembly space cover plus de-mounted bolts rejection outlet as required. |
09/2002 | |
09/24/2002 | US6453657 Hydraulic device for assembly and disassembly of conveyor chains using interference-fit connecting pins and method of using the same |
03/2000 | |
03/07/2000 | US6032455 Device to hold roller chain |
02/2000 | |
02/01/2000 | US6019352 Vice like grip for chains |
04/1999 | |
04/28/1999 | CN2316095Y Chaining device |
01/1999 | |
01/07/1999 | DE19727845A1 Assembling tool apparatus for one-off or small batches of chains |
11/1998 | |
11/17/1998 | US5836826 Machine for making star nails |
08/1998 | |
08/04/1998 | US5787701 Disassembling device for roller chains |
05/1998 | |
05/19/1998 | US5752377 Roller type chain assembling and disassembling mechanism |
12/1997 | |
12/31/1997 | CN2271421Y Chain top stripping attachment |
01/1997 | |
01/22/1997 | CN2245507Y Chain link dismounting apparatus |
04/1996 | |
04/03/1996 | CN2223662Y Implement for detaching deformed chain links |
11/1995 | |
11/07/1995 | US5463862 Roller chain breaker |
03/1995 | |
03/22/1995 | CN2192417Y Automatic adjuster for chain slack and taut |
06/1993 | |
06/29/1993 | US5222354 Apparatus for chain link removal and replacement |
06/01/1993 | US5214909 Clamp mechanism |
06/01/1993 | US5214908 Track press machine |
06/01/1993 | US5214907 Tool mounting arrangement for a track press |
04/1993 | |
04/20/1993 | US5203158 Roller chain assembling and disassembling device |
03/1993 | |
03/30/1993 | US5197273 Fluid control system for a track press |
03/16/1993 | US5193336 Tool and method for removing a clip member from a master link in a chain member |
09/1992 | |
09/20/1992 | CA2063125A1 Tool for separating chain links |
10/1991 | |
10/15/1991 | US5056305 Tool for separating chain links |
08/1990 | |
08/21/1990 | US4949446 Rivet remover |
05/1989 | |
05/02/1989 | CA1253315A1 Apparatus for displacing a line of track chain |
01/1988 | |
01/12/1988 | US4718228 Apparatus for displacing a line of track chain |
01/1987 | |
01/13/1987 | US4635437 Chain punch |
10/1986 | |
10/23/1986 | WO1986006011A1 Tool for the assembly and disassembly of a plug-in link in a roller chain |
04/1986 | |
04/15/1986 | US4581825 Chain punch |
08/1985 | |
08/27/1985 | US4537098 Tool for straightening jewelry chain |
05/1985 | |
05/02/1985 | EP0139437A2 Apparatus for displacing a length of track |
03/1985 | |
03/26/1985 | US4506501 Apparatus for repairing chains |
04/1984 | |
04/10/1984 | US4441389 Chain severing apparatus and method |
02/1984 | |
02/07/1984 | US4429525 Repairing a roller chain |
07/1983 | |
07/26/1983 | US4394810 Chain link repair device |
07/1982 | |
07/06/1982 | CA1126967A1 Method for reconditioning rivetless chain links |
09/1981 | |
09/15/1981 | US4289015 Chain link tool |
08/1981 | |
08/11/1981 | US4282707 Chain breaking tool |
01/1981 | |
01/07/1981 | EP0021687A1 Method of reconditioning a worn chain link |
11/1980 | |
11/25/1980 | US4235073 Chain breaker |
10/1980 | |
10/28/1980 | US4229962 Method for reconditioning rivetless chain links |
09/1980 | |
09/09/1980 | US4221113 Tool for separating and connecting links of flat chain belt |
06/1979 | |
06/12/1979 | US4157594 Roller chain plier |
06/05/1979 | US4157009 Tool bar assembly for track presses |
04/1978 | |
04/18/1978 | US4084369 Chain link assembly and disassembly tool |
08/1977 | |
08/16/1977 | US4041814 Method and device for dispensing portions of a chain |
06/1977 | |
06/21/1977 | US4030286 Link drive chain repair tool |
03/1977 | |
03/29/1977 | US4014534 Chain repair workbench |
03/01/1977 | US4009627 Device for dispensing portions of a chain |
12/1976 | |
12/14/1976 | US3996782 Chain cutting apparatus |
09/1976 | |
09/14/1976 | US3979812 Chain breaker |
02/1976 | |
02/10/1976 | US3937005 Key for removing locking members from drive chains or the like |
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