Application announcement number: CN12258 Application announcement date: December 2, 1998
Application number: 981373 Application date: January 26, 1998
Applicant: Hubbert ruutel
Inventor: Hubbert. The corner joint (6) is detachably mounted on the panel (5) and comprises at least one laterally accessible jack (15) which is parallel to the plane of the panel and used for mounting the fixing pin (16) on the frame (1); And a locking mechanism (22) for fixing the fixing pin (16) in the insertion hole (15).