Title: Direction-changeable joint device
Application Number: 94104678 Application Date: 1994.04.29
Publication Number: 1110539 Publication Date: 1995.10.25
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: A45C13/34
Applicant(s) Name: Lin Wenzhi Address:
Inventor(s) Name:
Attorney & Agent: LI SHUMING
Abstract:
     The direction-changeable joint device for supporting two objects rotating relatively such as cover and case body of suitcase or back and sitting board of chair is mainly composed of base, movable arm, stop piece and spring. Said movable arm is pivoted to base. Said stop piece and spring arranged on base make movable arm revolve unidirectionally before it revolves to a given angle and in reverse direction after it reaches the given angle.
Time: 14
<- Previous Patent:Swivel hook   |  Next Patent:Expanded carrying system ->