Horizontal connecting structure of expansion door frame

Horizontal connecting structure of expansion door frame

CN
  • CN 1,478,989 A
  • Filed: 07/03/2003
  • Published: 03/03/2004
  • Est. Priority Date: 07/03/2003
  • Status: Active Application
First Claim
Patent Images

1. , a kind of horizontal syndeton of retractable door frame, comprise doorframe (10) and connect the staggered form connecting rod (20) of each doorframe, it is characterized in that each doorframe (10) of retractable door is flexibly connected by upper and lower two groups of upper and lower link assembly (21), (22) that are the level intersection of nearly top and bottom.

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