Deep freezer transparent double walled cover - is supported by circumferential flange and ensures content viewing without opening (BE 20.3.78)

摘要

The deep freezer has transparent closing device made of thermoplastics ensuring viewing of contents without loss of energy from the compartment. The closing cover consists of a pair of transparent plates 11, 12 which are connected at their edges for forming a circumferential clamping flanger 23. A double walled cover is formed by dishing one plate. This plate has circumferential flange and frame with hinges of the deep freezer and integral handle is provided for removal of this cover. Edges of both plates can be raised by dishing for hinge holding bolts when no flange is used.