METHOD FOR MANUFACTURING STABILIZER

Title:

METHOD FOR MANUFACTURING STABILIZER

Document Type and Number:

WIPO Patent Application WO/2020/189469

Kind Code:

A1

Abstract:

This method for manufacturing a stabilizer (1) provided with an elastically deformable main body bar (11), and a pair of linking plates (12) linked separately to a left and right pair of suspension devices (50) includes a forging step of molding the linking plates (12) by subjecting both end portions of a starting material tube (E) to a forging process, wherein, in the forging step, both end portions of the starting material tube (W) are crushed in a radial direction to mold the linking plates (12), in a state in which sealing metal plates (17) that have been heated to a temperature at least equal to the melting point thereof have been disposed on the inside of both end portions of the starting material tube (W) that has been heated to a temperature less than the melting point thereof.

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Inventors:

MIZUKAMI HIROSHI (JP)
INABA MASATO (JP)
SUGAWARA MASATO (JP)
MASUDA MICHIYA (JP)

Application Number:

PCT/JP2020/010692

Publication Date:

September 24, 2020

Filing Date:

March 12, 2020

Export Citation:

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Assignee:

NHK SPRING CO LTD (JP)

International Classes:

B21K1/06; B60G21/055

Foreign References:

JP2009226410A	2009-10-08
JPS62240131A	1987-10-20
JP2007320408A	2007-12-13
JP2007320407A	2007-12-13
JP2007320343A	2007-12-13
JP4798674B1	2011-10-19
JP2019049321A	2019-03-28
JP2007320343A	2007-12-13

Other References: