Vacuum suction cup having bowl-shaped framework
First Claim
1. A suction cup, comprising a bowl-shaped framework with a back surface having a peripheral, a cup body having a back surface and covering said bowl-shaped framework, a connecting rod disposed on the back surface of said framework and passing through said cup body, a bowl-shaped cup cover having an inner surface and covering said connecting rod and the back surface of said cup body, and a hooking device disposed on the back surface of said cup cover and connected to said connecting rod, characterized in that an annular rib is provided on the peripheral of the back surface of said framework, and the inner surface of said cup cover is in contact with said annular rib.
1 Assignment
0 Petitions
Accused Products
Abstract
A suction cup, including a bowl-shaped framework, a cup body covering the framework, a connecting rod on a back surface of the framework and passing through the cup body, a bowl-shaped cup cover placed on the connection rod and covering the back surface of the cup body, and an annular protruding rib placed on the periphery of the back surface of the framework, which is in direct contact with the inner surface of the cup cover for effectively transfer the pressing force to make the suction cup less likely to fall off from the supporting surface.
-
Citations
20 Claims
- 1. A suction cup, comprising a bowl-shaped framework with a back surface having a peripheral, a cup body having a back surface and covering said bowl-shaped framework, a connecting rod disposed on the back surface of said framework and passing through said cup body, a bowl-shaped cup cover having an inner surface and covering said connecting rod and the back surface of said cup body, and a hooking device disposed on the back surface of said cup cover and connected to said connecting rod, characterized in that an annular rib is provided on the peripheral of the back surface of said framework, and the inner surface of said cup cover is in contact with said annular rib.
Specification