Title:
【発明の名称】窓枠の溝のほぼU字形のガイドレールの生産方法とその半加工部材
Document Type and Number:
Japanese Patent JP2866124
Kind Code:
B2
Abstract:
In a method of producing a substantially U-shaped guide rail in a groove formed in the respective window frame portion (23) of a slidably hinged window, a web-shaped elastic material which in the transverse direction is substantially flat, is formed into U-shape by bending the side sections (16, 18) relative to each other, said side sections being defined in the web-shaped material by longitudinal weakening grooves or weakening lines extending in parallel to one another and preferably formed in the side of the web material constituting the front face of the rail, and the material which is bent into U-shape is inserted in the groove of the associated window frame portion (23) in which it is secured by suitable means. To produce the guide rail, use is made of a blank of an elastic web material which is made by extrusion and stored in wound-up state. The lateral faces of the weakening grooves make an angle of slightly less than 90 DEG with each other, such that the cross-section of the grooves is completely closed as the side sections (16, 18) are bent in order to form the guide rail.
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Inventors:
RORUFU KUNUDOSEN
Application Number:
JP30632889A
Publication Date:
March 08, 1999
Filing Date:
November 24, 1989
Export Citation:
Assignee:
SUPIRUKA INKO LTD AS
International Classes:
E05D15/06; E05D15/16; E05D15/44; E05D13/00; E06B3/34; E06B3/44; E06B3/46; E06B3/50; (IPC1-7): E06B3/34; E05D15/44
Attorney, Agent or Firm:
Kazuo Sato (3 others)