Union Seimitsu Co., Ltd. Patent applications |
Patent application number | Title | Published |
20140290463 | HEAD FIXING MECHANISM OF DRUM - A head fixing mechanism includes a fixture fixed to a trunk portion and a coupling member which is threadably engaged with a fixture. The coupling member includes a main body which has a head portion that presses a head and a shaft portion that is threadably engaged with the fixture, and in which an axially extending insertion hole is formed, and an insertion member which is threadably engaged with the main body within the insertion hole. A bottom of the insertion hole is formed in the shaft portion, and in the shaft portion, a slit having a width smaller than the inside diameter of the insertion hole is formed, which divides the shaft portion in a circumferential direction. The insertion member is formed in a tapered shape, and the outside diameter of the leading end thereof is formed to be smaller than the width of the slit. | 10-02-2014 |
20130266397 | CONNECTING MEMBER AND CONNECTING STRUCTURE - It is possible to compensate for waterproof with a simple structure, and to achieve a reduction in the number of parts and a reduction in the connecting operation time. | 10-10-2013 |
20120070247 | Method for manufacturing fastening screw and fastening screw - An object of the present invention is to reduce the fastening time and to obtain a predetermined fastening force and to suppress the loosening of a screw. The solution of the present invention is to provide a method for manufacturing a fastening screw, which comprises: a preliminary upsetting step B for forging a front end of a blank wire | 03-22-2012 |