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OwnerChien-Kuo Tang, Li-Jen Kao +3inventors
InventorsChien-Kuo Tang, Li-Jen Kao, Hsu-Chang Liu, Tsung-Shan Hou, Ming-Jr Ye
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A keypad manufacturing method and a device thereof are disclosed. The keypad manufacturing method includes the steps of: (1) pouring materials for a keypad into a mold; (2) covering a film on the mold; (3) film printing: arranging a printed layer on the film; (4) attaching a layer of positioning plate; that's to attach the film with the printed layer on the layer of positioning plate. The device consists of a film which is a transparent layer; a keypad set formed by a plurality of keypads arranged on the film and a connecting piece is located on bottoms of two adjacent keypads; a printed layer disposed on bottom of the film to form characters or symbols corresponding to the keypads. Therefore, the manufacturing of the keypad device is easy, convenient for mass-production, with lower cost of related equipment, reduced operation time and higher yield rate. Moreover, both economic benefits and competitiveness of products are improved.
A keypad manufacturing method comprising the steps of:
A keypad manufacturing method comprising the steps of:
A keypad device comprising:
Dependencies are inferred from the claim text.