4. Flexible or portable closure, partition, or panel
  5. Roll type
  6. With rotating means

Jack Leivenzon

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Control system and method for an automatic door or gate

Electricity: motive power systems – Automatic and/or with time-delay means – Motor load – armature or primary or secondary circuit current
Reexamination Certificate

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Disengageable rolling door drive

Flexible or portable closure – partition – or panel – Roll type – With rotating means
Reexamination Certificate

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Rolling door drive and mounting assembly

Flexible or portable closure – partition – or panel – Roll type – With rotating means
Patent

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Profile ID: LFUS-PAI-P-191105

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