Richardson's handbook of projection (1927)

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756 HANDBOOK OF PROJECTION FOR two screws, SC-25, P. 9. On the end of the arm is a roller, SC-23, P. 9, held in place by a screw in center of roller bearing. This roller engages with a cam, SC-34, P. 9, attached to shaft SC-30, P. 9, by set screw SC-35, P. 9. Handle SC-29, P. 9, is the speed control lever, or handle. SC-19, P. 4, is an armored electric circuit extending to motor through motor support bracket SC-20, P. 9. INSTRUCTION NO. 42— LUBRICATION. See general Ins*-uction No. 1, in addition to which the manufacturer advises that they furnish a special heavy oil designed for use in the oil well of the intermittent movement, and a special grease gun is supplied with each Motiograph installation with which to inject the oil. The opening for injecting the oil is about three-quarters of an inch to the right of the locating notch in the top of the box, or oil well, on the left side of the sliding frame. "Geneva Lubricating Grease" is supplied in either three-ounce or one-pound cans. FOR SLIDING DISC SHUTTER CONNECTION a Plate 9, Figure 283.