4. Movable or removable closures
  5. Plural wings radiate from common pivot; i.e., revolving

Horst Appelmann

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Collapsible revolving door

Movable or removable closures – Plural wings radiate from common pivot; i.e. – revolving – Wings fold for through passage
Patent

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Quarter point return mechanism for manually operated revolving d

Movable or removable closures – Plural wings radiate from common pivot; i.e. – revolving
Patent

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Quarter point return mechanism for manually operated revolving d

Movable or removable closures – Plural wings radiate from common pivot; i.e. – revolving
Patent

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Profile ID: LFUS-PAI-P-325360

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