| 摘要 |
1532613 Gear housings SIEMENS AG 12 May 1977 [14 May 1976] 20051/77 Heading F2Q A gear housing includes first 1 and second 6 parts carrying respectively first 10 and second 11 gears, which are accurately located together by providing between the two parts 1, 6 at least three uniformly spaced pips 3, 4, 5 (on either part 1, 6) which elastically deform the parts 1, 6 when they are engaged together. The parts 1, 6 may be made of a synthetic resin.
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