Aggregate cutting saw chain
View Patent ↗Embodiments of the disclosure provide an aggregate cutting 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.
1. An aggregate 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 aggregate 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.
2. The aggregate saw chain of claim 1 , wherein the pitch is approximately 0.444 inches.
3. The aggregate saw chain of claim 1 , wherein the tie straps include a fluid distribution feature that allows the fluid to be deposited at the interface between the tie strap and a guide bar rail.
4. The aggregate saw chain of claim 3 , wherein the fluid distribution feature is an indentation and/or a notch in the side of the tie strap between a first and a second tie strap rivet hole.
5. A method manufacturing aggregate cutting 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 0.440 inches to 0.450 inches.
6. The method of claim 5 , wherein the assembling the chain components includes forming a saw chain with a pitch of approximately 0.444 inches.
7. 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 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.
8. The hand held chain saw of claim 7 , wherein the power output of the chain saw is about 6.2 horsepower or less.