close nippleの例文
- A " close nipple " has no unthreaded area; when screwed tightly between two female fittings, very little of the nipple remains exposed.
- An eccentric toothed gear is mounted on a hexagonal shaft . The wrench is introduced inside the pipe ( especially a close nipple, which has threading its entire length, and therefore no surface for an outside wrench ).
- A close nipple can only be unscrewed by gripping one threaded end with a pipe wrench which will damage the threads and necessitate replacing the nipple, or by using a specialty tool known as a nipple wrench ( or known as an internal pipe wrench ) which grips the inside of the pipe, leaving the threads undamaged.
