JP2020156515A5 - - Google Patents

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Publication number
JP2020156515A5
JP2020156515A5 JP2020114106A JP2020114106A JP2020156515A5 JP 2020156515 A5 JP2020156515 A5 JP 2020156515A5 JP 2020114106 A JP2020114106 A JP 2020114106A JP 2020114106 A JP2020114106 A JP 2020114106A JP 2020156515 A5 JP2020156515 A5 JP 2020156515A5
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JP
Japan
Prior art keywords
claw
blade portion
angle
cut
edge
Prior art date
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Granted
Application number
JP2020114106A
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Japanese (ja)
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JP2020156515A (en
JP6999191B2 (en
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Priority to JP2020114106A priority Critical patent/JP6999191B2/en
Priority claimed from JP2020114106A external-priority patent/JP6999191B2/en
Publication of JP2020156515A publication Critical patent/JP2020156515A/en
Publication of JP2020156515A5 publication Critical patent/JP2020156515A5/ja
Application granted granted Critical
Publication of JP6999191B2 publication Critical patent/JP6999191B2/en
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Claims (4)

爪軸に取り付け可能な取付部と、
前記爪軸の回転中心に交差する平面に沿って前記取付部から延びる縦刃部と、
土壌に切り込む端部に曲線を有する刃縁部を備えつつ、前記爪軸の方向に湾曲しながら前記縦刃部から延びる横刃部と、を有し、
前記刃縁部の任意の点における接線と、前記任意の点と前記爪軸の回転中心とを結ぶ直線と、のなす角の余角である切込角において、前記横刃部の刃先近傍における前記切込角は、前記縦刃部と前記横刃部との境界における前記切込角の５０％以上６０％以下である作業爪。 A mounting part that can be attached to the claw shaft and
A vertical blade portion extending from the mounting portion along a plane intersecting the rotation center of the claw shaft,
It has a curved blade edge at the end cut into the soil, and a horizontal blade extending from the vertical blade while curving in the direction of the claw axis.
At a depth of cut, which is a marginal angle between a tangent line at an arbitrary point of the blade edge portion and a straight line connecting the arbitrary point and the rotation center of the claw shaft, in the vicinity of the cutting edge of the horizontal blade portion. The cutting angle is 50% or more and 60% or less of the cutting angle at the boundary between the vertical blade portion and the horizontal blade portion. 前記切込角は、前記境界から前記刃先近傍に向かって減少する、請求項１に記載の作業爪。 The work claw according to claim 1, wherein the cut angle decreases from the boundary toward the vicinity of the cutting edge. 前記縦刃部から前記横刃部にかけて、幅が７５ｍｍ以上９０ｍｍ以下で略一定である、請求項１又は２に記載の耕耘爪。The tillage claw according to claim 1 or 2, wherein the width is substantially constant at 75 mm or more and 90 mm or less from the vertical blade portion to the horizontal blade portion. 請求項１乃至３のいずれか一に記載の作業爪を備えた作業機。 A work machine provided with the work claw according to any one of claims 1 to 3 .
JP2020114106A 2020-07-01 2020-07-01 Work claws and work machines Active JP6999191B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2020114106A JP6999191B2 (en) 2020-07-01 2020-07-01 Work claws and work machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020114106A JP6999191B2 (en) 2020-07-01 2020-07-01 Work claws and work machines

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2014254334A Division JP6727750B2 (en) 2014-12-16 2014-12-16 Tilling claws and work machines

Publications (3)

Publication Number Publication Date
JP2020156515A JP2020156515A (en) 2020-10-01
JP2020156515A5 true JP2020156515A5 (en) 2021-01-21
JP6999191B2 JP6999191B2 (en) 2022-01-18

Family

ID=72640406

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020114106A Active JP6999191B2 (en) 2020-07-01 2020-07-01 Work claws and work machines

Country Status (1)

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JP (1) JP6999191B2 (en)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4956001U (en) * 1972-08-29 1974-05-17
US4133390A (en) * 1976-03-11 1979-01-09 Magna American Corporation Tine arrangements for garden tillers
JPS5316504U (en) * 1976-07-23 1978-02-13
JPS58158102A (en) * 1982-03-15 1983-09-20 小橋工業株式会社 Cultivation nail
JPH0687681B2 (en) * 1986-05-28 1994-11-09 小橋工業株式会社 Forward / reverse rotary tillage claw
JPS6455101A (en) * 1987-08-27 1989-03-02 Honda Motor Co Ltd Hatchet claw for tilling
JP4814593B2 (en) * 2005-09-14 2011-11-16 小橋工業株式会社 Tillage nail
JP4801460B2 (en) * 2006-02-16 2011-10-26 小橋工業株式会社 Tillage equipment
JP5033390B2 (en) * 2006-10-16 2012-09-26 小橋工業株式会社 Tillage nail
JP2013135633A (en) * 2011-12-28 2013-07-11 Kobashi Kogyo Co Ltd Tilling tine
JP6103434B2 (en) * 2012-04-04 2017-03-29 株式会社 太陽 Tillage nail
JP5633830B2 (en) * 2012-08-10 2014-12-03 株式会社 太陽 Tillage nail
JP6095154B2 (en) * 2012-11-14 2017-03-15 松山株式会社 Tillage nail

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