| 单词 | pillow block |
| 例句 | The cord or line is set true to the cylinder bore, and coincident with the centre of the pillow block, as at a a in Fig. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z Draw these views properly projected from one another, showing the pillow block, which is to be proportioned by the rules given on page 32. An Introduction to Machine Drawing and Design 2012-03-06T03:00:25.777Z It is supported at a distance of one meter from the floor by four pillow blocks, and is formed of three sections united by movable coupling boxes. Scientific American Supplement, No. 787, January 31, 1891 The pillow block is a box next crank or disc wheel. Rough and Tumble Engineering The main pillow block has a base 6½ feet long by 21 inches bearing, weighing 2,800 pounds. Scientific American Supplement, No. 401, September 8, 1883 If the pillow block is planed on its bottom face and has its brasses fitted, the latter may be marked off for boring from the line a, Fig. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z Brackets.—When a pillow block has to be fixed to a wall or column a bracket such as that shown in figs. An Introduction to Machine Drawing and Design 2012-03-06T03:00:25.777Z If, instead of a pillow block, a bracket or frame, such as in Fig. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z A loose pillow block box is a good "knocker." Rough and Tumble Engineering A sectional view of a pillow block having this adjustable feature is shown in Fig. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z Let it be required to cast a pillow block to contain a babbitt-metal bearing. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z To provide increased seating bearing, and also means of side adjustment to pillow blocks, they are sometimes bolted to base plates as in Fig. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z These base plates are usually employed when the pillow block is to be held against a wall. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z When a pillow block requires to be enveloped by a wall it is provided with a wall box as shown in Fig. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z |
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