Pulley group for door or window

Application Number: 00107794
Application Date: 2000.05.29
Publication Number: 1326042
Publication Date: 2001.12.12
Priority Information:
International: E05D13/00
Applicant(s) Name: Zhou Guozhong
Inventor(s) Name: Huang Kunzhi
Patent Agency Code: 11232
Patent Agent: wang shunrong
Abstract A roller group for door or window is composed of roller holder and roller. Said roller holder consists of slot and base with internal hollow chamber in which there are slide block, regulating element and regulating seat. Said roller has circular main body with slot and circular chamfer, and an axle hole for fixing it to regulating seat by an axle. Its advantages include high stability and practicability and long service life.