Patents for B27L 1 - Debarking or removing vestiges of branches from trees or logs; Machines therefor (1,111)
04/1995
04/30/1995CA2102056A1 Flail chain connector
04/27/1995WO1995011118A1 Cutting disc
04/27/1995WO1995011117A1 Butt reducing machine
04/11/1995CA1335169C Debarking drum
03/1995
03/28/1995CA2106950C Wood fibre debris processor
03/07/1995US5394912 Wood fibre debris processor
02/1995
02/16/1995WO1995004596A1 Wood fibre debris processor
02/02/1995WO1995003158A1 Bearing and/or drive for a rotating drum, especially a peeling drum
11/1994
11/24/1994WO1994026484A1 Logs and branches debarker with converging blades
11/24/1994DE4416195A1 Process and equipment for felling and processing trees
10/1994
10/26/1994CN1093969A Imitation red-wood and its making method
10/12/1994CN2179242Y Bamboo chip surface removing machine
09/1994
09/29/1994DE4303792C1 Mobile debarking machine
09/27/1994US5349999 Mobile combination debarking/chipping machine
09/20/1994CA2045978C Pulp log discharge system for a debarking drum
09/15/1994WO1994020272A1 Apparatus for debarking logs individually
09/06/1994US5343912 Debarking chain quick change fitting
09/01/1994WO1994019158A1 Apparatus for removing bark from whole logs
08/1994
08/24/1994CN1091075A Portable vibration barking machine
08/16/1994US5337811 Debarker infeed conveyor
08/11/1994DE4303791A1 Mobile debarking machine
08/11/1994CA2105197A1 Log debarking chain flail and apparatus
06/1994
06/22/1994CN2169533Y Log bark removing machine
06/21/1994US5322104 Flail drum machines and methods
06/21/1994US5322102 Pruning apparatus having a helical cutting head
05/1994
05/03/1994CA1329232C Driving device
04/1994
04/27/1994CN2163041Y Portable peeler
04/20/1994EP0592408A1 Procedure and apparatus for controlling a barking process.
03/1994
03/29/1994US5297601 Triple head high speed log debarker
03/17/1994WO1994005474A1 Method in the process of timber debarking
03/17/1994CA2078355A1 Debarker head
03/15/1994US5293916 Log debarking chain flail and apparatus
03/15/1994US5293914 Hydraulic control circuit for a delimbing apparatus
02/1994
02/23/1994CN2157004Y Self-force rotary barker
01/1994
01/11/1994CA1326049C Infeed conveyor for saw
11/1993
11/23/1993US5263522 Apparatus for removing bark from whole logs
11/18/1993EP0427727B1 Driving device
11/11/1993DE4215274A1 Machine for removing bark from tree trunks - has control cab fixed to moving arm which swivels on horizontal axle
11/10/1993EP0569345A1 Apparatus for reducing root swellings on tree trunks
11/09/1993CA1324060C Device for branch trimming of tree
11/03/1993CN2145098Y Hand small-diameter wood branch peeling machine
11/02/1993US5257457 Hand-held tree girdler
10/1993
10/05/1993US5249613 Debarking/delimbing apparatus
09/1993
09/28/1993US5247978 Procedure and apparatus for controlling a barking process
09/28/1993US5247977 High speed log debarker
09/16/1993WO1993017844A1 High speed log debarker
09/16/1993CA2107913A1 High speed log debarker
09/07/1993US5241999 Infeed chute with wings for dual cranes
08/1993
08/24/1993CA1321528C Combination log debarker-chipper
08/19/1993DE4304128A1 Grinding wheel with replaceable ceramic abrasive elements - which are retained by concrete adhesive element and metal plate
08/15/1993CA2089197A1 Method and arrangement for fastening a grinding segment
08/05/1993CA2087069A1 Apparatus and method for feeding steam into the hollow longitudinal staves of a debarking drum
05/1993
05/25/1993CA1318221C Tool for rotation ring type barking machines
05/19/1993DE4137366A1 Debarking mechanism for felled tree trunks - is mounted on a tractor and driven from its PTO shaft
04/1993
04/13/1993US5201353 Reconfigurable debarker head
04/13/1993CA1316082C Debarking means for rotation ring type barking machines
04/13/1993CA1316081C Tool for rotation ring type barking machines
03/1993
03/30/1993US5197524 Apparatus and method for feeding steam into the hollow longitudinal staves of a debarking drum
03/16/1993US5193597 Material stripper and debris removal apparatus therefor
03/11/1993DE4125960C1 Machine for peeling bark from felled trees - has cutter for felling trees with guide including rollers and guide arms connected to rollers
02/1993
02/16/1993US5186227 Driving device
02/09/1993US5184656 Method of cutting frond stubs from a date palm
12/1992
12/08/1992US5168907 Debarker head
11/1992
11/25/1992CN2122712U Portable machine for removing bark from small-diameter logs
10/1992
10/29/1992WO1992018305A1 Gas spring for barking machines
10/29/1992WO1992018304A1 Rotation-ring barker
09/1992
09/23/1992EP0328605B1 Feed roller for a device for processing tree trunks
09/22/1992US5148844 For delimbing and/or debarking wood products
08/1992
08/20/1992WO1992013686A1 A method and an arrangement for removing bark from a trunk
08/11/1992CA1306171C Method and apparatus for pretreating and debarking logs
08/04/1992US5134929 Method and equipment for compressing material consisting of particles
07/1992
07/12/1992CA2042181A1 Rotary cutters for ring debarkers
07/09/1992WO1992011119A1 Barking tool for rotation ring type barking machines
07/07/1992US5127453 Apparatus for removing branches from tree trunks
06/1992
06/23/1992CA1303944C Side loading debarking/delimbing apparatus and method
06/16/1992CA1303466C Recirculating oil lubrication system for rotary ring log barkers
06/11/1992DE4139614A1 Feed system for advancing tree trunks in collecting units - uses flexible oblong contact belt to produce friction feed
06/08/1992CA2056333A1 Feed arrangement for a harvester
06/02/1992US5117881 Pressure control system for ring debarkers with rotary cutters
05/1992
05/12/1992US5111860 Compression log debarking apparatus
04/1992
04/14/1992CA1298696C Arm controlled power cutter
03/1992
03/25/1992EP0477166A1 Apparatus for reducing root swellings on tree logs
03/24/1992US5097880 Rotary log debarker with improved air management system
03/10/1992USRE33840 Combination log debarker-chipper
03/10/1992US5094281 Debarking/delimbing apparatus
03/03/1992US5092380 Method of cutting fronds or frond stubs from a date palm tree
02/1992
02/18/1992CA1295922C Barking drum and method of heating same
01/1992
01/28/1992US5083897 Deck for metering logs to debarking drum infeed chute
01/02/1992DE4109704A1 Device for removing bark from tree trunks - has motor driven chain which rotates about central axle
12/1991
12/10/1991US5070919 Rotary cutters for ring debarkers
12/10/1991CA1292924C Method for limbing, barking and chipping, and a device for utilization of the method
12/04/1991EP0301010B1 Apparatus for debarking
11/1991
11/27/1991EP0301011B1 Method for limbing, barking and chipping, and a device for utilization of the method
11/20/1991CN2088929U Machine for removing green from mao bamboo
11/12/1991US5063981 Method and means of conveyance of solid matter in pieces or particles
11/03/1991WO1991017030A1 Procedure and apparatus for controlling a barking process
10/1991
10/22/1991CA1291010C Tree size adaptable debarking/delimbing apparatus
09/1991
09/24/1991CA1289441C Apparatus for debarking trees
09/05/1991WO1991012943A1 A device for barking logs and similar
09/03/1991US5044412 Method and apparatus for debarking logs
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