Title: Plough share with reinforcement plate covering tongue holes therein

Abstract: A plough share made of metal having at least two spaced tongues pressed out of the metal and projecting rearwardly at an angle, the two tongues being adapted to engage in complementary holes formed in the frog of a plough. The plough share also has holes therein, these being formed by the tongues being pressed outwardly therefrom. These holes are covered by a reinforcement plate, which is attached to the side of the plough share opposite to the side to which the frog is to be attached.

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Inventors: Marais, Sarel Johannes

Application Number: 676999
Filing Date: 1976-04-14
Publication_date: 1977-07-19
Assignee:
Primary Class(es): 172/749 172/753, 172/760, 403/375, 403/393
Other Classes:
US Patent Ref:

1247938	Nov, 1917	Curtenius	403/375.
1670424	May, 1928	Sanders	172/753.
1980154	Nov, 1934	Coe	403/375.
1992791	Feb, 1935	Wannemacher	172/719.
2051328	Aug, 1936	Christensen	172/719.
2280681	Apr, 1942	Altgelt	172/760.
2634664	Apr, 1953	Benner	172/749.

Other Refs: 601,095375,048518,818105,451

Nov, 1925	FR
Feb, 1907	FR
Feb, 1931	DD
Sep, 1942	SW

Primary Examiner: Stouffer, Richard T.
Assistant Examiner:
Attorney: Larson, Taylor and Hinds