Trackless inducing electric extension gate

Trackless inducing electric extension gate

  • CN 1,526,909 A
  • Filed: 03/04/2003
  • Published: 09/08/2004
  • Est. Priority Date: 03/04/2003
  • Status: Active Application
First Claim
Patent Images

1. , trackless induction electric retractable door, comprise mainframe box (2) and built-in left and right driving motor (5), (6) thereof, also comprise the head wheel (3), (4) that are arranged at described mainframe box (2) lower end left and right side, it is characterized in that, in described mainframe box (2), also be provided with control circuit and connected number of metal probe (8), and head wheel (3), (4) operation platform (7) is provided with and the corresponding number of metal piece of described metal detector (8) (9).

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