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Title:
STRAW CUTTING BLADE IN THRESHING MACHINE
Document Type and Number:
Japanese Patent JP3672916
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To provide a threshing machine or combine harvester excellent in usefulness, improving efficiency of straw unloading, reducing load of a threshing chamber or reducing power load of a blower without decreasing performance of the threshing chamber.
SOLUTION: The straw cutting blades H locate on counter positions of a threshing cylinder 4 of a threshing machine, wherein the cutting blade H is composed of a channel-shaped member obtained by folding sheet and parallelly installing protruding blade plates 2 on either side of an attaching part 1, and provided with a contiguous uneven blade edge part 3 comprising tops 3A and valleys 3B from the base ends to the protruding top parts, the uneven blade edge part 3 of the blade plate part 2 is arranged to locate the tops 3A and the valleys 3B on the same plane and the tops 3A and the valleys 3B are arranged on a linear line in the blade edge forming direction by observing from the plate surface direction (the direction watching the thickness of the plate) without forming each of the tops 3A and the valleys 3B of the blade edges as move in and out from either side of the plate by observing from the plate surface direction (a direction watching the thickness of the plate).


Inventors:
Masami Nashimoto
Application Number:
JP2003313647A
Publication Date:
July 20, 2005
Filing Date:
September 05, 2003
Export Citation:
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Assignee:
Nashimoto Industry Co., Ltd.
International Classes:
A01F12/18; (IPC1-7): A01F12/18
Domestic Patent References:
JP61150441U
JP60011767Y1
JP11300534A
JP633798Y2
Attorney, Agent or Firm:
Tsuyoshi Yoshii
Masae Yoshii