| Patents for C14B 5 - Clicking, perforating, or cutting leather (484) |
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| 11/13/1997 | DE19719196A1 Pattern cutting line for sheet materials which have local faults |
| 10/08/1997 | EP0799898A2 Process for cutting out blanks from flat, irregular workpieces, in particular leather |
| 07/17/1997 | DE19521616C1 Economical vacuum application to worktable holding down flexible film |
| 06/25/1997 | EP0780200A1 Cutting device on a plane for flexible materials like leather or fabric |
| 04/01/1997 | US5615592 For cutting a three-dimensionally shaped workpiece |
| 02/12/1997 | EP0757616A1 Method for digitising and cutting remnants with non-repetitive shapes |
| 12/27/1996 | EP0750048A2 Process for cutting or punching pieces from animal skins |
| 10/23/1996 | CN1133696A Die cutter strip for making shoes or hat and its mfg. method |
| 10/02/1996 | DE19521514C1 Cutting pieces from flat material, esp. leather, useful in upholstery skin and defect measurement process |
| 07/23/1996 | US5539182 Process for increasing moisture permeability of leather, especially for seating in the automobile industry |
| 05/02/1996 | DE4437333A1 Perforating process for material for furniture and car seat coverings |
| 11/02/1995 | WO1995029046A1 Method for digitising and cutting remnants with non-repetitive shapes |
| 10/12/1995 | DE19509986A1 Automatic device for cutting and stamping shoe parts |
| 09/27/1995 | EP0674010A2 Method and device for making holes in leather articles and the like |
| 04/13/1995 | DE4334718A1 Device for accommodating and fastening flexible material to be cut |
| 11/24/1994 | DE4316925A1 Method of enhancing the water vapour permeability of leather, especially for processing in the automotive industry |
| 11/23/1994 | CN2183370Y Column operating mechanism for single-column swing-arm type cutt-off shears |
| 08/03/1994 | CN2173246Y Plane cutting machine |
| 01/13/1994 | DE4231222C1 Leather fault marking - has balls in quality zones with structured flats |
| 11/02/1993 | US5258917 Method for nesting contours to be cut out of natural leather |
| 10/27/1993 | EP0566817A1 Process and cutting table for cutting fold building materials, in particular leather |
| 08/25/1993 | EP0556270A1 Leather hide cutting method |
| 06/17/1993 | DE4214513C1 Swivel arm punching press with easily movable pressure arm - has slide bearings for stationary column, with guide bar for pressure arm |
| 03/17/1993 | EP0531556A1 Method for stamping-out parts from sheet material and stamping machine for performing such method |
| 11/05/1992 | DE4114102A1 Leather stamping and embossing appts. |
| 07/08/1992 | EP0493907A1 Cutting press having movable cutting head |
| 07/01/1992 | EP0492891A1 Cutting press |
| 05/10/1992 | WO1992008811A1 Leather hide cutting method |
| 05/10/1992 | CA2095934A1 Leather hide cutting method |
| 02/18/1992 | US5089971 Method and apparatus for cutting parts from hides or similar irregular pieces of sheet material |
| 01/16/1992 | DE4021407A1 Cross-cutting machine for flat sheeting - has overhead cutter moving in two directions and located above transverse slit in suction box which holds material during cutting |
| 10/24/1991 | DE4115579A1 Stamping press with slewing arm - has plain bearings for static transmission of stamping loads in arms |
| 07/02/1991 | US5027621 Strap edger assembly |
| 06/25/1991 | US5027416 Method of recognizing and locating the positions of templates disposed on sheet or plate material |
| 05/23/1991 | DE3938663A1 Procedure for computer-controlled cutting out of shapes - in which outline of shape is projected onto material by computer-controlled light source and manoeuvred using computer input system |
| 02/19/1991 | US4994979 System for preventing the collision of two cutting tools |
| 01/01/1991 | US4982437 Method of cutting an object as a function of particularities of said object |
| 07/10/1990 | US4941183 Method and apparatus for optimizing the cutting of material |
| 04/25/1990 | EP0178973B1 Method for marking the form and position of models placed on a sheet material |
| 02/13/1990 | US4901359 Method and apparatus for automatically cutting material in standard patterns |
| 11/02/1989 | WO1989010233A1 Device for laser-beam cutting of sheets or plates of a material |
| 09/27/1989 | EP0334044A2 Collision-preventing control system for two cutters |
| 09/26/1989 | CA1260116A1 Method and device for automatic cutting of pelts |
| 08/15/1989 | CA1258529A1 Method of recognizing and locating the positions of templates disposed on sheet or plate material |
| 04/11/1989 | US4819529 Method of cutting out sheet or plate material |
| 08/03/1988 | EP0277066A1 Process for taking cuts from a work piece, depending on the characteristics of said work piece |
| 04/19/1988 | US4739487 Method and apparatus for a reciprocating lay system of profile pieces on a base for the purpose of plotting and/or cutting |
| 03/01/1988 | CA1233547A1 Method and device for interactive positioning on a support of channels for tracing and/or cutting purposes |
| 02/24/1988 | EP0256386A2 Process and device for the optimization of a material cutting |
| 02/16/1988 | US4725961 Method and apparatus for cutting parts from pieces of irregularly shaped and sized sheet material |
| 10/01/1987 | DE3608113A1 Roller punch for punching blanks out of two dimensional, limp material for cutting |
| 08/05/1987 | EP0230552A2 Method and arrangement for cutting parts with different shapes |
| 06/03/1987 | EP0224414A1 Process for cutting plate or sheet material |
| 04/02/1987 | DE3533084A1 Swivel arm punch |
| 03/26/1987 | DE3605591C1 Swivel arm punch |
| 03/26/1987 | DE3546250A1 Swivel arm punch |
| 03/24/1987 | US4651608 Pivoted arm punching machine |
| 02/25/1987 | EP0211789A1 Process for automatically cutting a hide or the like by placing models on this hide, and apparatus for carrying it into effect |
| 01/22/1987 | DE3517714A1 Verfahren zum automatischen zuschneiden von planparallelen werkstuecken, insbesondere aus holz, sowie einrichtung zur durchfuehrung dieses verfahrens A method for automatically cut by parallel planar workpieces, particularly of wood and device for implementing said method |
| 12/30/1986 | EP0206936A1 Method and device for the automatic counting, according to kind, of parts of different kinds punched successively by the same punching press, and method for the automatic classifying of these parts according to kind |
| 11/20/1986 | WO1986006676A1 Process and installation for automatically cutting plane-parallel workpieces |
| 05/21/1986 | CN85204297U Leather cutting machine with knife disk |
| 04/23/1986 | EP0178973A1 Method for marking the form and position of models placed on a sheet material |
| 04/23/1986 | EP0178965A1 Optically readable codes and reader for exploiting these codes |
| 12/27/1985 | EP0165890A1 Process and apparatus for the interactive placement on a support of profiles for tracing and/or cutting purposes |
| 10/23/1985 | EP0158648A1 Method and tool for punching holes |
| 03/28/1985 | WO1985001241A1 Method and tool for punching holes |
| 06/13/1984 | EP0110066A1 Cutting press with a movable presser member, particularly for the shoe and leather goods industry |
| 01/25/1984 | EP0099004A1 Cutting die, in particular for contour-cutting, and a method of manufacturing it |
| 12/06/1983 | US4418595 Automatic hollow punch search method for die-cutting machines, particularly for footwear production |
| 12/14/1982 | US4363253 Automatic hollow punch research device and relevant control, for die-cutting machines, particularly for footwear production |
| 12/09/1982 | WO1982004266A1 Method for cutting out natural leather pieces from animal skins |
| 08/17/1982 | US4344230 Leather tooling apparatus |
| 12/01/1981 | US4302998 Fast operation device for the head in die-cutting machines, particularly flag type |
| 10/06/1981 | US4293045 Impacting device |
| 10/07/1980 | US4226098 Leather yarn producing machine |
| 03/11/1980 | CA1073341A1 Cutting press with stroke terminating means |
| 05/15/1979 | US4154130 Cutting press with stroke terminating means |
| 03/06/1979 | US4142386 Throughpass leather working machine, especially an embossing and ironing machine |
| 12/26/1978 | US4131713 Leather yarn product and method of manufacture |
| 05/02/1978 | US4086793 Device for moistening and conditioning leather and the like |
| 07/26/1977 | US4038513 Process for energy beam perforation, especially electron beam perforation, of multi-layered artificial leather |
| 07/19/1977 | US4035913 Device for forming trim patterns in fur |
| 03/30/1976 | US3946629 Apparatus for severing sections from a web of material |