Frame body of an inspection port

Abstract

1. The name of the design product: frame body of inspection hole. 2. The use of the design product: the product is an inspection hole arranged in a building. The part shown by solid line is the frame body of the inspection hole. 3. The design points of the design product: the shape of the part shown by solid line. 4. The picture or photo best indicating the design points: perspective view. 5. The left view is symmetrical with the right view, and the left view is omitted; the left view in uncapped state is symmetrical with the right view in uncapped state, and the left view in uncapped state is omitted. 6. Other circumstances needing to be explained Other explanations: the part shown by solid line in the view is the part to be protected.

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