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US 8,555,869 B2Granted
Saw chain with defined pitch
AssigneeBlount, Inc.
InventorsIan S. Osborne, James L. Vanderzanden
Life of this patent
Estimating the term…
Abstract
Embodiments of the disclosure provide a saw chain having a pitch in the range of approximately 0.440 to approximately 0.450. Embodiments also include tie straps and/or other components having fluid distribution features.
Claims17
A saw chain for a hand held chain saw comprising:
- a plurality of drive links and cutter links coupled together with tie straps, the drive links, tie straps and cutter links being pivotally coupled by rivets passing though aligned rivet holes;
- wherein the saw chain has a pitch within a range of approximately 0.440 inches to approximately 0.450 inches, and wherein the saw chain has a maximum width of approximately 0.225 inches.
A method of manufacturing saw chain for a hand held chain saw, comprising:
- providing a plurality of chain components including drive links, cutter links and tie straps;
- coupling the plurality of drive links with the plurality of cutter links using the tie straps;
- assembling the chain components such that the saw chain has a resulting pitch in the range of approximately 0.440 inches to approximately 0.450 inches.
A saw chain for a hand held chain saw comprising:
- a plurality of chain components including drive links, cutter links, and/or tie straps, the chain components pivotally coupled by rivets passing though aligned rivet holes;
- wherein the saw chain has a pitch within a range of approximately 0.440 inches to approximately 0.450 inches.
A method of manufacturing saw chain for a hand held chain saw, comprising:
- providing a plurality of chain components including drive links, cutter links, and/or tie straps;
- and
- coupling the plurality of chain components by aligning rivet holes of the components and passing rivets through the aligned rivet holes, such that the saw chain has a resulting pitch in the range of approximately 0.440 inches to approximately 0.450 inches.
A hand held chain saw comprising:
- a chain saw body weighing less than 30 pounds, the chain saw body including a guide bar;
- and
- a saw chain configured to traverse the guide bar, the saw chain comprising a plurality of chain components including drive links, cutter links, and/or tie straps, the chain components pivotally coupled by rivets passing though aligned rivet holes, wherein the saw chain has a pitch within a range of approximately 0.440 inches to approximately 0.450 inches.
Dependencies are inferred from the claim text.