A - Human Necessities – 01 – D
Patent
A - Human Necessities
01
D
A01D 34/412 (2006.01)
Patent
CA 2477180
A blade bolt for a rotary mower has a head for supporting the blade, a shoulder on which the blade rotates and a shank that passes through the blade carrier. a nut is threaded onto a terminal threaded section of the bolt to capture the carrier between the shoulder and the nut. The shank has a pentagonal cross section to prevent rotation of the bolt in a mating pentagonal carrier bolt hole. An anti-rotation keying system for a blade bolt mounting a mower blade on a blade carrier of a rotary mower: includes the carrier bolt hole of pentagonal shape and the pentagonal cross section shank section of the blade bolt to engage non-rotatably in the carrier bolt hole.
Furman & Kallio
Schulte Industries Ltd.
Toth Delmar
LandOfFree
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