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