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Class Information
Number: 56/12.7
Name: Harvesters > Motorized harvester > Including cutter yieldably mounted on its drive means
Description: Machine provided with a cutting blade that is supported on a driving shaft by a resilient or pivotal connection.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4644655 |
Cutting head for lawn trimmer |
Feb. 24, 1987 |
| 4642976 |
Lawn mower trimmer and edger attachment |
Feb. 17, 1987 |
| 4641431 |
Hedge trimmer |
Feb. 10, 1987 |
| 4640084 |
Mowing apparatus |
Feb. 3, 1987 |
| 4633588 |
Bump-feed filament vegetation trimmer means and method |
Jan. 6, 1987 |
| 4631828 |
Cutting means for rotary trimmer |
Dec. 30, 1986 |
| 4631910 |
Mower, especially for grass at airports |
Dec. 30, 1986 |
| 4630371 |
Line trimmer shield |
Dec. 23, 1986 |
| 4625501 |
Cutter blade device of mowing machine |
Dec. 2, 1986 |
| 4620341 |
Curb and gutter machine |
Nov. 4, 1986 |
| 4619105 |
Mowing apparatus |
Oct. 28, 1986 |
| 4612941 |
Combine harvester straw chopper stationary knife adjustment |
Sep. 23, 1986 |
| 4611459 |
Mowing apparatus with improved reversible cutting blade |
Sep. 16, 1986 |
| 4607431 |
Line-type foliage trimmer with automatic feed |
Aug. 26, 1986 |
| 4586322 |
Grass trimmer |
May. 6, 1986 |
| 4584771 |
Line metering apparatus |
Apr. 29, 1986 |
| 4580394 |
Centrifugal counterbalance element for a filament cutter |
Apr. 8, 1986 |
| 4578863 |
Flexible filament vegetation cutter |
Apr. 1, 1986 |
| 4571831 |
Cutting head for filament trimmer |
Feb. 25, 1986 |
| 4569134 |
Trimming cord for cutter |
Feb. 11, 1986 |
| 4566189 |
Filament-type trimming apparatus |
Jan. 28, 1986 |
| 4557052 |
Mowing machine with annular inertia shifter |
Dec. 10, 1985 |
| 4550498 |
Replacement spool for rotating line vegetation cutter |
Nov. 5, 1985 |
| 4550499 |
String trimmer with cut line retention pocket |
Nov. 5, 1985 |
| 4546601 |
Lawn and garden maintenance apparatus |
Oct. 15, 1985 |
| 4524515 |
Rotary cutting assembly with filament feed |
Jun. 25, 1985 |
| 4513563 |
Lawn mower rotary assembly |
Apr. 30, 1985 |
| 4505040 |
Coupling for interconnecting two handle portions of a power driven implement |
Mar. 19, 1985 |
| 4493151 |
Apparatus for cutting vegetation |
Jan. 15, 1985 |
| 4490910 |
Cutting head for string trimmer |
Jan. 1, 1985 |
| 4487003 |
Multiple rotor mowers |
Dec. 11, 1984 |
| 4483069 |
Apparatus for cutting vegetation |
Nov. 20, 1984 |
| 4476632 |
Multiple flail head for a rotary mower |
Oct. 16, 1984 |
| 4461138 |
Hub for flexible cutting blades |
Jul. 24, 1984 |
| 4452033 |
Lawn mowing and trimming apparatus |
Jun. 5, 1984 |
| 4451983 |
Plastic flexible shaft support |
Jun. 5, 1984 |
| 4442659 |
Dolly for lawn trimmer and combination thereof |
Apr. 17, 1984 |
| 4426780 |
Line metering apparatus |
Jan. 24, 1984 |
| 4419822 |
Bump-feed trimmer |
Dec. 13, 1983 |
| 4412382 |
Line feed mechanism for filament cutting |
Nov. 1, 1983 |
| 4411126 |
Carriage for a grass trimming device |
Oct. 25, 1983 |
| 4411069 |
Spoolless string trimmer head |
Oct. 25, 1983 |
| 4406065 |
Cutting head for a free-cutting device |
Sep. 27, 1983 |
| 4389836 |
Carriage for a grass trimming device |
Jun. 28, 1983 |
| 4383400 |
Method and apparatus for positioning grapevine shoots |
May. 17, 1983 |
| 4382356 |
Rotary-type lawnmower |
May. 10, 1983 |
| 4378668 |
Lawnmower-edge trimmer |
Apr. 5, 1983 |
| 4374465 |
Attachment for rotary lawn mower |
Feb. 22, 1983 |
| 4369577 |
Feed mechanism for filament type vegetation trimmer |
Jan. 25, 1983 |
| 4367587 |
Filament vegetation trimmer |
Jan. 11, 1983 |
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