Patents for B27B 17 - Chain saws; Equipment therefor (3,324)
07/1992
07/08/1992CA2047927A1 Tree harvester guide bar
06/1992
06/30/1992US5125160 Power tool inertia brake
06/25/1992WO1992010340A1 Mounting base for guidebars
06/25/1992CA2098089A1 Mounting base for guidebars
06/23/1992US5123168 Practical heavy duty hedge, bush and brush cutter with attached thick limb cutting means and dual-sided tine sets for holding brush being cut
06/09/1992US5119937 Chain saw case
06/09/1992US5119798 Abrasive cutting apparatus including inverted cutting chain with inward facing cutting elements
06/09/1992CA1302734C Chain saw drive sprocket with wear mark indicators
05/1992
05/26/1992CA1301597C Chain saw safety device
05/26/1992CA1301595C Device in power-driven hand tools
05/21/1992DE4137177A1 Lubricating saw chain in forestry machine
05/14/1992DE4137187A1 Chain-saw with ring-shaped front handle - has plastics tube fitted over handle mounting bush o catch chain in event of chain breakage
05/13/1992CA2054328A1 Arrangement in a chain saw
04/1992
04/29/1992EP0482763A1 Guide bars for tree harvesters
04/28/1992US5107594 Piling cutting tool
04/27/1992CA2041449A1 Repairable guide bar for tree harvesters
04/21/1992CA1299037C Portable handheld motor-driven tool
04/14/1992US5103881 Log cutting apparatus
04/14/1992CA1298696C Arm controlled power cutter
04/07/1992US5101567 Chain saw electric all-stop safety switch
04/02/1992WO1992005003A1 Portable chain saw
03/1992
03/31/1992US5100443 Air filter assembly
03/31/1992US5099580 Power saw structure
03/25/1992EP0476819A1 Drive sprocket for a chain saw
03/24/1992US5098348 Drive sprocket for a chain saw
03/19/1992CA2040526A1 Drive sprocket for a chain saw
03/17/1992US5095769 Safety control device
03/17/1992CA1297319C Cobalt base alloy coating for a guide bar of a chain saw
03/11/1992EP0474446A2 Abrasive cutting apparatus including inverted cutting chain with inward facing cutting elements
03/11/1992CA2050654A1 Anti-pinch device for chain saw
03/10/1992US5093998 Repairable guide bar for tree harvesters
03/10/1992CA1296972C Motor-driven chain saw
03/05/1992CA2050445A1 Abrasive cutting apparatus including inverted cutting chain with inward facing cutting elements
03/03/1992US5092571 Sawbuck
03/03/1992US5092044 Fluid injecting nose sprocket for a chain saw guide bar
02/1992
02/24/1992CA2023886A1 Cutting machine guard apparatus
02/18/1992US5088345 Composite crankshaft for a two-stroke engine
02/18/1992US5088197 Power-driven chain saw
02/05/1992EP0469757A1 Power tool
02/04/1992US5085280 Drill rig shut-off system
01/1992
01/14/1992CA1294190C Guide bar for a motor-driven chain saw
01/09/1992WO1992000170A1 Portable saw mill
01/07/1992US5078119 Chain saw cutting assembly
01/07/1992US5077896 Adapter for converting a circular saw to a beam cutting chain saw
01/02/1992EP0463322A1 Vibration reducing chain saw handle
01/02/1992EP0462974A1 Arrangement in guide bars
12/1991
12/31/1991US5076411 Two-handle arrangement for a handheld portable tool
12/24/1991US5074047 Anti-pinch device for chain saw
12/17/1991US5072918 Workpiece clamping device
12/10/1991US5070618 Tension device for a chain in a chain saw
12/10/1991US5070576 Hedge trimmer extension handle apparatus
11/1991
11/26/1991US5067243 Laminated adhesive core chain saw guide bar with containment and spacing wire
11/19/1991US5065476 Handle arrangement for a handheld portable tool
11/05/1991US5062875 Air cleaner
10/1991
10/24/1991CA2035072A1 Cutting chain for aggregate materials
10/23/1991EP0453322A1 Cutting chain for aggregate material
10/15/1991US5056224 Tree harvester guide bar
10/08/1991US5054206 Chain saw projection mensuration method and apparatus for determining the diameter of trees
10/01/1991US5052109 Repairable guide bar for tree harvesters
09/1991
09/28/1991CA2013196A1 Hinged chain-saw safety guard
09/24/1991US5050303 Chain saw bar fluid passage system
09/20/1991CA2029176A1 Chain saw attachment
09/17/1991US5048290 Arrangement for waste gas purification
09/10/1991US5046566 Portable handheld tool having a handle arrangement decoupled by antivibration elements
09/10/1991CA1288804C Apparatus for confirming and reporting the operating conditions of a chain saw or the like
08/1991
08/27/1991US5042626 Arrangement for actuating a braking device for bringing a motor-driven work tool of a work apparatus to standstill
08/14/1991EP0440827A2 Braking device for a motorized hand saw, in particular a chain saw
08/13/1991US5038480 Vibration damping device
08/08/1991DE4102945A1 Chain-saw oil pump - has worm drive unit with sliding coupling to separate pump
08/07/1991EP0293399B1 Guiding rail and link chain for chain saws
07/1991
07/30/1991US5035058 Chain saw guide bar
07/30/1991US5035057 Chain guide for power chain saws
07/30/1991CA1287097C Ignition arrangement for an internal combustion engine of a handheld portable tool
07/25/1991DE3250056C2 Safety system for hand-held power tool
07/16/1991US5031273 Vibration-free handle
07/16/1991CA1286205C Motor-driven chain saw
07/09/1991US5029561 Chain saw
07/09/1991US5029393 Chain saw
06/1991
06/25/1991US5025615 Scarifier attachment for chain saw
06/25/1991US5025561 Guide bar for a chain saw
06/13/1991DE4038096A1 Harness for forest clearing saw - has gas or liq. pad on shoulders working with set of straps
06/04/1991US5021033 Drive sprocket for chain saws
05/1991
05/28/1991US5018492 Work apparatus having one handle for one-handed operation
05/21/1991US5016355 Vibration reducing chain saw handle
05/15/1991EP0427370A2 Tooth configuration for an idler sprocket in the nose of a chain saw guide bar
05/14/1991US5014835 Power work-machine
05/14/1991US5014435 Chain saw guide bar
05/07/1991US5013282 Extendible shaft assembly for portable tools
05/07/1991US5012893 Multi-purpose sawhorse
04/1991
04/24/1991EP0423501A2 Cutter chain
04/24/1991EP0321492B1 Chain saw
04/17/1991EP0422773A2 Power-driven cutting tools
04/16/1991US5007568 Truck sidewall mounted chain saw carrier
04/06/1991CA2010757A1 Sprocket nose guide bart for chain saws
03/1991
03/27/1991EP0418915A2 Cutting apparatus
03/27/1991EP0418436A1 Sprocket assembly
03/26/1991US5001958 Apparatus for preparing skived belting
03/26/1991US5001858 Tree trimming apparatus and method
03/21/1991DE4021277A1 Hand operated machine tool unit
03/19/1991US4999918 Motor chain saw having a guide bar clamped between the housing and a clamping piece
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