Metal dual-color extruded plastic key

Details Metal dual-color extruded plastic key Metal dual-color extruded plastic key

1997-08-20

1999-08-10

Jones, Deborah

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428341, 428412, 4284242, 4284258, 428457, 428463, 428469, 428518, 428520, 427135, 427304, 427447, 427455, B32B 900

Patent

active

059356910

ABSTRACT:
The subject invention relates to a type of metal dual-color extruded plastic key; said key comprising an electroplatable plastic material and a non-electroplatable plastic material; said two parts being subjected to plastic dual-color extrusion forming process; said non-electroplatable plastic material serving to produce a letter or figure; the area surrounding said non-electroplatable plastic material being the electroplatable plastic material; the surface of said electroplatable material being a layer of light-proof electroplated coating, to form the required metal surface; whereby the non-electroplatable plastic material being used to form the area where the letter or figure is to appear, so the lighting could permeate from the letter or figure; the above structure is so designed to provide a high added value to the key product with an exterior of excellent light permeability and comfortable touch.

REFERENCES:
patent: 4305981 (1981-12-01), Muroi et al.
patent: 4898765 (1990-02-01), Sato et al.
patent: 5166003 (1992-11-01), Makinae et al.
patent: 5585177 (1996-12-01), Okamura et al.

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