MUMBAI, India, Sept. 22 -- Intellectual Property India has published a patent application (202547084966 A) filed by Tsubakimoto Chain Co. on September 08, 2025, for Chain.
Inventors include Kamei Takayuki; Goto Naoki; Taniguchi Tomoharu; and Muraguchi Makoto.
The application for the patent was published on September 18, 2026, under issue no. 38/2026.
Abstract: This chain (11) comprises a plurality of pairs of inner link plates (14), a plurality of cylindrical bushes (16), a plurality of pins (18) that are respectively inserted into the plurality of bushes (16), and a plurality of pairs of outer link plates (15). Each of the bushes (16) connects the inner link plates (14) together in the corresponding pair. The two outer link plates (15) in each pair are disposed so as to sandwich two mutually adjacent pairs of inner link plates (14) from the outside. Two outer link plates (15) in the corresponding pair are disposed at the ends of each pin (18). The plurality of bushes (16) and the plurality of pins (18) are disposed so that two pins (18) are positioned between the two outer link plates (15) in each pair. The distance (P1) between the axes of adjacent pins (18) is 0.8-3 mm.
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