发明名称 Hacke mit verstellbarer Hackenkopfneigung
摘要 Disclosure is made of an adjustable pitch garden hoe tool head (16) as an article of manufacture wherein the pitch of the garden hoe tool head (16) head assembly can be adjusted to control the dig or "bite" into the soil and comprises ferrule legs (11, 11') mounted on an extended handle (1) and adjustable pitch garden hoe tool head (16) mounted on the ferrule legs (11, 11') and a modified compression V spring (10) having a three sided trapezoidal shape with an apex segment of modified compression V spring (23) which is a straight segment at the apex mounted within the ferrule legs (11, 11') and arms (9, 9') of the modified compression V spring (10) extending into pitch set slots (4, 4') and pitch set stops (3, 3') in vertical sides (5, 5') of base blade (6) of the garden hoe tool head (16). Further disclosure is made of a cutting notch (8) on the bottom back of either or both of vertical sides 5, 5' of base blade and the cutting notch and all edges of vertical sides 5, 5' of base blade and garden hoe tool base blade (6) are sharpened to a cutting edge.
申请公布号 DE29505891(U1) 申请公布日期 1995.06.01
申请号 DE1995205891U 申请日期 1995.04.05
申请人 BOJAR, JAMES A., WAUWATOSA, WIS., US 发明人
分类号 A01B1/06;A01B1/08;A01B1/22;(IPC1-7):A01B1/06 主分类号 A01B1/06
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