Chainsaw

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9381665
APP PUB NO 20150321377A1
SERIAL NO

14378648

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A chainsaw in which a remaining amount of chain oil to be supplied to a saw chain can be easily checked is provided. In a chainsaw 1 including: a saw chain 6 driven by a motor embedded in a main body; and an oil tank 11 in which the chain oil to be supplied to the saw chain 6 in wood cutting process is stored, an illumination unit (LED 15) is provided in vicinity of the oil tank 11. In this manner, the chain oil of the oil tank 11 positioned on a left side of the LED 15 can be illuminated. This illumination unit is configured to be used also as an illuminating device for illuminating the vicinity of the saw chain 6, that is, an area indicated by dotted lines from 21c to 21d. According to the present invention, in a dark location, the remaining amount of the chain oil can be checked, and besides, a positional relationship among the chainsaw 1 main body, the saw chain 6, and the periphery thereof can be easily visually checked, so that the working efficiency can be improved.

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First Claim

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Patent Owner(s)

  • HITACHI KOKI CO., LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Etou, Yasuo Hitachinaka, JP 9 136
Matsuno, Satoru Hitachinaka, JP 12 130
Nakayama, Ai Hitachinaka, JP 7 43
Onose, Miyoji Hitachinaka, JP 13 143
Sagawa, Kouji Hitachinaka, JP 11 68
Shimizu, Yasutaka Hitachinaka, JP 35 185

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