Back door opening and closing apparatus

Details Back door opening and closing apparatus Back door opening and closing apparatus

2005-11-22

2005-11-22

Duda, Rina (Department: 2837)

Electricity: motive power systems

Periodic, repetitious or successive operations control of...

C318S445000, C318S280000, C318S282000, C318S432000, C318S466000, C049S026000, C049S028000, C049S280000, C049S360000, C701S045000

Reexamination Certificate

active

06967451

ABSTRACT:
In operating to open or close a door (step S1), when an outside switch indicating whether a door knob portion is grabbed or not grabbed by the hand of an operator is brought into an ON state (grip state), or when a distance of moving the door is less than a predetermined angle after bringing the outside switch into an OFF state from the ON state (non-grip state) (step S6), a current threshold higher than a normal current threshold is set (step S3, step S7), a motor current and the current threshold is compared (step S4) and pinching of an obstacle of the door is detected (step S5).

REFERENCES:
patent: 5095654 (1992-03-01), Eccleston
patent: 5530329 (1996-06-01), Shigematsu et al.
patent: 6134836 (2000-10-01), Kawanobe et al.
patent: 6405485 (2002-06-01), Itami et al.
patent: 6425206 (2002-07-01), Noda et al.
patent: 6748308 (2004-06-01), Losey
patent: 2003-27832 (2003-01-01), None

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