Inventor
LEIFELD FERDINAND
DE153 patents
⚠️ This page may combine multiple inventors who share the name “LEIFELD FERDINAND”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TRUETZSCHLER & CO
27 patentsUS5791489AAug 11, 1998
Apparatus for separating foreign bodies from a fiber tuft stream
TRUETZSCHLER & CO75 citations96
US5761771AJun 9, 1998
Apparatus for detecting and separating foreign bodies from a fiber tuft flow
TRUETZSCHLER & CO29 citations93
US5692267ADec 2, 1997
Apparatus for recognizing impurities of fiber material during processing in a textile machine and method
TRUETZSCHLER & CO28 citations93
US5642553AJul 1, 1997
Imaging apparatus for scanning a clothed roll in a fiber processing machine and method
TRUETZSCHLER & CO21 citations93
US5595049AJan 21, 1997
Method and apparatus for depositing sliver from a sliver-producing machine into a coiler can
TRUETZSCHLER & CO28 citations93
US5560179AOct 1, 1996
Apparatus for handling flat coiler cans before, during and after filling by a sliver producing textile processing machine
TRUETZSCHLER & CO23 citations93
US5161284ANov 10, 1992
Sliver drafting apparatus with rpm sensing and adjusting
TRUETZSCHLER & CO36 citations93
US5018246AMay 28, 1991
Passage width adjusting device for a sliver trumpet
TRUETZSCHLER & CO29 citations93
US4839943AJun 20, 1989
Apparatus for detecting foreign bodies in a fiber tuft mass
TRUETZSCHLER & CO27 citations93
US4805266AFeb 21, 1989
Apparatus for detecting foreign bodies in a mass of textile fibers
TRUETZSCHLER & CO25 citations93
US4723344AFeb 9, 1988
Method and apparatus for opening fiber bales
TRUETZSCHLER & CO28 citations93
US4625368ADec 2, 1986
Method and apparatus for opening and cleaning fiber material
TRUETZSCHLER & CO32 citations93
US4506413AMar 26, 1985
Apparatus for regulating fiber quantities supplied to a textile machine
TRUETZSCHLER & CO37 citations93
US5737806AApr 14, 1998
Apparatus for treating fiber and producing a fiber lap therefrom
TRUETZSCHLER & CO22 citations92
US5130559AJul 14, 1992
Method and apparatus for recognizing particle impurities in textile fiber
TRUETZSCHLER & CO84 citations92
US5575040ANov 19, 1996
Apparatus for controlling sliver deposition in a coiler can
TRUETZSCHLER & CO23 citations89
US5121522AJun 16, 1992
Humidity and temperature air conditioning in a textile processing line
TRUETZSCHLER & CO24 citations86
US5815890AOct 6, 1998
Apparatus for measuring the thickness of a running sliver in a sliver producing machine
TRUETZSCHLER & CO19 citations84
US5146652ASep 15, 1992
Apparatus for opening and cleaning fiber material
TRUETZSCHLER & CO20 citations82
US4939815AJul 10, 1990
Lap evening apparatus for a fiber processing machine
TRUETZSCHLER & CO22 citations82
US4779311AOct 25, 1988
Method and apparatus for feeding a plurality of textile fiber processing machines
TRUETZSCHLER & CO24 citations82
US4709451ADec 1, 1987
Method and apparatus for feeding a fiber tuft opener or cleaner
TRUETZSCHLER & CO23 citations82
US4535511AAug 20, 1985
Method and apparatus for controlling and regulating machines of a textile fiber processing line
TRUETZSCHLER & CO20 citations82
US4707887ANov 24, 1987
Apparatus for detecting foreign bodies, such as pieces of metal or the like, in textile fiber bales
TRUETZSCHLER & CO21 citations81
US5682647ANov 4, 1997
Apparatus for moving coiler cans to a sliver producing textile machine
TRUETZSCHLER & CO12 citations74
US5673462AOct 7, 1997
Sliver guiding and measuring assembly having a resiliently biased thickness sensing element
TRUETZSCHLER & CO8 citations74
US5634316AJun 3, 1997
Method and apparatus for handling flat coiler cans before, during and after filling the cans by a sliver-producing textile machine
TRUETZSCHLER & CO13 citations74
TRUETZSCHLER GMBH & CO KG
21 patentsUS6289599B1Sep 18, 2001
Apparatus for measuring the thickness of sliver bundle formed of a plurality of side-by-side running slivers
TRUETZSCHLER GMBH & CO KG25 citations93
US6216318B1Apr 17, 2001
Feed tray assembly for advancing fiber material in a fiber processing machine
TRUETZSCHLER GMBH & CO KG39 citations93
US6163931ADec 26, 2000
Feeding device for advancing fiber material to a fiber processing machine
TRUETZSCHLER GMBH & CO KG40 citations93
US6088882AJul 18, 2000
Regulated sliver drawing unit having at least one drawing field and method of regulation
TRUETZSCHLER GMBH & CO KG49 citations93
US5974631ANov 2, 1999
Apparatus for making a fiber batt
TRUETZSCHLER GMBH & CO KG29 citations93
US5461757AOct 31, 1995
Apparatus for measuring the sliver density at a tapering sliver guide in a drafting frame
TRUETZSCHLER GMBH & CO KG43 citations93
US5446946ASep 5, 1995
Method and apparatus for vertically displacing a shiftable bottom of a coiler can
TRUETZSCHLER GMBH & CO KG21 citations93
US5303455AApr 19, 1994
Apparatus for making a fiber lap
TRUETZSCHLER GMBH & CO KG21 citations93
US5918349AJul 6, 1999
Carding machine including a device for adjusting the distance between flat bars and carding cylinder
TRUETZSCHLER GMBH & CO KG27 citations89
US5205018AApr 27, 1993
Apparatus for making a lap from textile fibers
TRUETZSCHLER GMBH & CO KG29 citations86
US5205019AApr 27, 1993
Apparatus for separating metal bodies from a textile fiber stream
TRUETZSCHLER GMBH & CO KG21 citations86
US6167593B1Jan 2, 2001
Apparatus for varying the depth of a chute in a fiber feeder
TRUETZSCHLER GMBH & CO KG18 citations84
US6085390AJul 11, 2000
Device for adjusting the distance between a roll and a stationary carding segment in a fiber processing machine
TRUETZSCHLER GMBH & CO KG19 citations84
US5491877AFeb 20, 1996
Apparatus for vertically displacing a shiftable bottom of a coiler can
TRUETZSCHLER GMBH & CO KG17 citations82
US5255415AOct 26, 1993
Integral common duct with suction hoods for waste removal
TRUETZSCHLER GMBH & CO KG20 citations81
US6119312ASep 19, 2000
Device mounted on a spinning preparation machine, such as carding machine, a draw frame or the like, for guiding and compressing a sliver bundle
TRUETZSCHLER GMBH & CO KG9 citations74
US5983456ANov 16, 1999
Sliver guiding device for a fiber processing machine
TRUETZSCHLER GMBH & CO KG10 citations74
US5974629ANov 2, 1999
Method and apparatus for measuring fiber length and nep number in a carding machine
TRUETZSCHLER GMBH & CO KG16 citations74
US5930870AAug 3, 1999
Measuring fiber length at input and output of a fiber processing machine
TRUETZSCHLER GMBH & CO KG10 citations74
US5862573AJan 26, 1999
Carding machine having a fiber introducing apparatus
TRUETZSCHLER GMBH & CO KG7 citations74
US5855043AJan 5, 1999
Carding machine having an after-connected sliver coiler provided with a sliver drawing unit
TRUETZSCHLER GMBH & CO KG11 citations74
TRUEZSCHLER GMBH & CO KG
1 patentKUESTERS EDUARD
1 patentShowing the top 50 of 153 patents by PatentIndex Score.