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Class Information
Number: 30/276
Name: Cutlery > Cutting tools > With blade moving means > Rotary blade
Description: Implements in which the blade is given a rotary movement to perform the cutting operation.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4200978 |
Shield for grass trimmer |
May. 6, 1980 |
| 4198750 |
Ring blade knife having wear plate |
Apr. 22, 1980 |
| 4197607 |
Power driven sweeper |
Apr. 15, 1980 |
| 4195408 |
Convertible, automatic to manual, nylon line vegetation cutter |
Apr. 1, 1980 |
| 4194287 |
Nylon line vegetation cutter feed |
Mar. 25, 1980 |
| 4193190 |
Filament trimmer cutting head improvement |
Mar. 18, 1980 |
| 4189830 |
Self-threading filament trimmer system |
Feb. 26, 1980 |
| 4189833 |
Apparatus for cutting vegetation |
Feb. 26, 1980 |
| 4189905 |
Attachment for drive shaft of rotary lawn mowers |
Feb. 26, 1980 |
| 4188723 |
Window putty removal apparatus |
Feb. 19, 1980 |
| 4188719 |
Lawn trimmer chain saw attachment |
Feb. 19, 1980 |
| 4186239 |
Monofilament weed cutters |
Jan. 29, 1980 |
| 4183138 |
Apparatus for cutting vegetation |
Jan. 15, 1980 |
| 4179805 |
Portable power operated tool |
Dec. 25, 1979 |
| 4179810 |
Device for milling slots in a jawbone for mounting an endossal device |
Dec. 25, 1979 |
| 4178683 |
Knife with removable blade |
Dec. 18, 1979 |
| 4177561 |
Rotary cutting assembly |
Dec. 11, 1979 |
| 4176508 |
Line feed mechanism for filament mower |
Dec. 4, 1979 |
| 4175321 |
Trimming knife |
Nov. 27, 1979 |
| 4175298 |
Handle for free-cutting devices |
Nov. 27, 1979 |
| 4172322 |
Rotary cutting assembly |
Oct. 30, 1979 |
| D253086 |
Vegetation trimmer |
Oct. 9, 1979 |
| 4170063 |
Knife with removable blade housing |
Oct. 9, 1979 |
| 4169311 |
Vegetation cutting apparatus |
Oct. 2, 1979 |
| 4168572 |
Apparatus for cutting vegetation |
Sep. 25, 1979 |
| 4167812 |
Apparatus for cutting vegetation |
Sep. 18, 1979 |
| 4166317 |
Trimming knife |
Sep. 4, 1979 |
| 4161820 |
Apparatus for cutting vegetation |
Jul. 24, 1979 |
| D252130 |
Power driven lawn trimmer |
Jun. 19, 1979 |
| 4156967 |
Rotary cutting assembly |
Jun. 5, 1979 |
| 4156312 |
Rotary cutting |
May. 29, 1979 |
| 4152832 |
Cord-type cutting device of mowing apparatus |
May. 8, 1979 |
| D251699 |
Weed cutting apparatus |
May. 1, 1979 |
| 4151646 |
Flexible line trimmer with line feeding apparatus |
May. 1, 1979 |
| 4148141 |
Lawn trimmer cutter head |
Apr. 10, 1979 |
| 4147018 |
Rotary mower and blade apparatus |
Apr. 3, 1979 |
| 4145809 |
Rotary mower cutting heads with flexible cutting blades |
Mar. 27, 1979 |
| 4142291 |
Trimming knife |
Mar. 6, 1979 |
| 4138810 |
Torsional vibration filament feed system |
Feb. 13, 1979 |
| 4137694 |
Filament cutter attachment |
Feb. 6, 1979 |
| 4136446 |
Rotary cutting assembly with mechanical line feed |
Jan. 30, 1979 |
| 4134204 |
Rotary flail cutter system |
Jan. 16, 1979 |
| 4131997 |
Vegetation cutting apparatus having a semiautomatically dispensed flexible line cutting element |
Jan. 2, 1979 |
| 4131045 |
Method and apparatus for accelerating a filament and the like |
Dec. 26, 1978 |
| 4128939 |
Peeling cutter |
Dec. 12, 1978 |
| D250450 |
Cordless vegetation trimmer |
Dec. 5, 1978 |
| 4124938 |
Flexible string cutting device |
Nov. 14, 1978 |
| 4122601 |
Portable separable grass and bush cutter |
Oct. 31, 1978 |
| 4118865 |
Assembly for removably attaching flexible cutting line element in grass trimmer |
Oct. 10, 1978 |
| 4118864 |
Incremental feed means and method for filament-trimmer filaments |
Oct. 10, 1978 |
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