Title: Farm hoe with one side steel and making method thereof
Application Number: 95106163 Application Date: 1995.06.03
Publication Number: 1137340 Publication Date: 1996.12.10
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: A01B1/06
Applicant(s) Name: Li Gaolou Address: 321313
Inventor(s) Name:
Attorney & Agent: HUANG FEI
Abstract:
     The present invention relates to a farm hoe with single hardened face and its manufacturing method. Two pieces of low-carbon steel sheet which are made into hoe form by punching press are combined and spot-welded together, passed through conventional carburization and quenching treatments, then separated off and tempered. The hoe bar and reinforced arched V-shaped steel sheet are welded on the above-mentioned hoe piece, so that the invented farm hoe with single hardened face can be obtained. Said invention can greatly raise production efficiency and greatly reduce labour intensity, and its product is good in performance, and long in service life.
Time: 21
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