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| Number | Title | Issue Date |
| 7343680 | Method for manufacturing dial knob of washing machine A dial knob of a washing machine is provided. In the dial knob, a dial is inserted into a center part of a knob guard, and a periphery edge of the knob is formed to be lustrous. A lamp window body is securely attached on a rear surface of the knob guard. The knob gu... | 03/18/2008 |
| 7134205 | Method for producing buttons, ornamental and instrument panels with fine symbols, and a button produced with the method A button, knob or control key with an etchable support plate which is engraved on the backside with a fine symbol by laser, erosion or mechanical engraving, which only cuts into the material of the support plate, but not through the support plate. The backside of th... | 11/14/2006 |
| 6834430 | Method of making two-part knob An appliance knob has a polymeric body, which is molded, and a metal cup, which is made by stamping and drawing a metal sheet or a metal strip. The polymeric body has a central boss, which has an end face, a cylindrical wall, and an annular recess encompassing the c... | 12/28/2004 |
| 5625949 | Method of securing knobs on levers A method of securing to an operating lever in the form of an elongated metal plate an operating button made of thermoplastic resin and including a mounting tongue of a generally tubular configuration having a hollow defined therein. An anchor perforation ... | 05/06/1997 |
| 4893392 | Method of manufacturing an improved knob by injection molding The present invention relates to a method of manufacturing a resilient knob by injection molding.... | 01/16/1990 |
| 4059977 | Method of producing hermetically sealed end in a tubular workpiece A method of producing a hermetically sealed, preferably sphere-shaped end in a tubular workpiece, residing, according to the invention, in that an end of a tubular workpiece is heated to a forging temperature and is then reduced until a portion is obtaine... | 11/29/1977 |
