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Inventor:
Proulx; Richard A.
Address:
Alta Loma, CA
No. of patents:
20
Patents:




Patent Number Title Of Patent Date Issued
D586191 Cutting line for rotary trimmers February 10, 2009
D579286 Flexible cutting line for rotary trimmers October 28, 2008
D579285 Flexible cutting line for rotary trimmers October 28, 2008
D579284 Flexible cutting line for rotary trimmers October 28, 2008
D579283 Flexible cutting line for rotary trimmers October 28, 2008
D579282 Flexible cutting line for rotary trimmers October 28, 2008
D578845 Flexible cutting line for rotary trimmers October 21, 2008
D578844 Flexible cutting line for rotary trimmers October 21, 2008
D578843 Flexible cutting line for rotary trimmers October 21, 2008
7581322 Trimmer head for use in flexible line rotary trimmers having improved line loading mechanism September 1, 2009
A trimmer head for use in a flexible line rotary trimmer including a housing adapted to be operatively connected to the trimmer to effect rotation of the head and a spool operatively connected to the housing for rotation therewith. The spool defines at least one inwardly extending li
7513046 Trimmer head for use in flexible line rotary trimmers having improved line loading mechanism April 7, 2009
A trimmer head for use in a flexible line rotary trimmer including a housing adapted to be operatively connected to the trimmer to effect rotation of the head and a spool operatively connected to the housing for rotation therewith. The spool defines at least one inwardly extending li
7270531 Assembly for use in continuously forming one or more lengths of noise attenuating flexible cutti September 18, 2007
An assembly for use in continuously forming a plurality of lengths of flexible noise attenuating cutting line for use in rotary vegetation trimmers. The assembly includes a breaker plate having a conically shaped inner portion and a planar outer portion. A plurality of extrusion dies
6928741 Fixed line head for flexible line rotary trimmers August 16, 2005
A cutting head for rotary trimmers in which at least one, and preferably two relatively short fixed lengths of flexible cutting line are inserted into opposed channels in the head and are secured in place by a pair of spring biased toothed cams. Each of the cams is pivotally mounted on a
6910277 Noise attenuating flexible cutting line for use in rotary vegetation trimmers and method of manu June 28, 2005
A flexible noise attenuating cutting line for use in rotary vegetation trimmers formed by extruding a pair of molten monofilament strands in proximate disposition through a rotating die so as to form a line comprised of two monofilament polymer strands bonded together in a twisted di
6901667 Trimmer head for use in flexible line rotary trimmers June 7, 2005
An improved flexible line rotary trimmer head of the type adapted to be bumped against the ground to effect payout of predetermined lengths of cutting line and which is secured to the trimmer by a drive bolt having a non-circular head portion and a depending shaft portion. The trimmer he
6519857 Fixed line head for flexible line rotary trimmers February 18, 2003
A cutting head for rotary trimmers in which two relatively short fixed lengths of flexible cutting line are inserted into opposed channels in the head and are secured in place by a pair of spring biased toothed cams. Each of the cams is pivotally mounted on a post within the housing
6124034 Process for forming double-strand edged monofilament line for use in line trimmers September 26, 2000
A process for forming flexible cutting line for use in rotary vegetation trimmers of the type having two or more monofilament lines mounted on a common spool. The line produced by the process of the present invention defines two monofilament strands joined together in a side-by-side
5891288 Process for forming double-strand edged monofilament line for use in line trimmers April 6, 1999
A process for forming flexible cutting line for use in rotary vegetation trimmers of the type having two or more monofilament lines mounted on a common spool. The line produced by the process of the present invention defines two monofilament strands joined together in a side-by-side
5814176 Process for forming double-strand monofilament line for use in flexible line trimmers September 29, 1998
A process for forming flexible cutting line for use in rotary vegetation trimmers of the type having two or more monofilament lines mounted on a common spool. The line produced by the process of the present invention defines two monofilament strands joined together in a side by side
5807462 Assembly and process for forming double-strand monofilament line for use in flexible line trimme September 15, 1998
An assembly and process for continuously forming flexible cutting line for use in rotary vegetation trimmers of the type having two or more monofilament lines mounted on a common spool. The line produced by the present invention defines two monofilament strands joined together in a s


 
 
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