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Title:
SCRAPER SHOVEL APPLIED TO ELECTRIC TOOLS AND MANUFACTURING METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2012/092883
Kind Code:
A1
Abstract:
A scraper shovel applied to electric tools comprises a shovel body (1). A scraper shovel joint (2) is disposed on an upper portion of the shovel body (1). A step-shaped transition exists between the scraper shovel joint (2) and the shovel body (1), and a front end of the step-shaped transition is a stopping shoulder (8). An included angle between the stopping shoulder (8) and a vertical portion of the scraper shovel joint (2) is set as a scraper shovel stopping angle (7). A protruding positioning pin (3) is disposed at an upper portion of the scraper shovel joint (2). A positioning hole (4) is opened on the scraper shovel joint (2). The scraper shovel joint (2) is inserted and fixed in an electrically-powered reciprocating saw under the collaboration of the positioning hole (4), the positioning pin (3) and the stopping angle (7). A blade (5) is disposed at a horizontal bottom portion with a machining allowance at a lower portion of the shovel body (1). The shovel body (1) is in a reversed T-shape, and an arch-shaped transition (6) exists between the upper vertical portion and the lower horizontal portion. A method for manufacturing the scraper shovel applied to electric tools is also provided.

Inventors:
ZHU, Chunmei (No.168 Zhenxing West Avenue, High-tech park Gaogang Distric, Taizhou Jiangsu 0, 225300, CN)
Application Number:
CN2012/070150
Publication Date:
July 12, 2012
Filing Date:
January 09, 2012
Export Citation:
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Assignee:
ZHU, Chunmei (No.168 Zhenxing West Avenue, High-tech park Gaogang Distric, Taizhou Jiangsu 0, 225300, CN)
International Classes:
E04F21/00; B21D22/02; C22C38/02; C22C38/04; C22C38/06; B44D3/16
Foreign References:
CN201687187U
CN201351357Y
CN101671792A
JP2009102967A
DE20307933U1
US6530098B1
CN102041895A
CN201915607U
Attorney, Agent or Firm:
SHOUCHUANG JUNHE PATENT AGENT CO., LTD. XIAMEN (5F Labour Force Market Building, No.191 Changqing RoadSiming Distric, Xiamen Fujian 2, 361012, CN)
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Claims: