Richardson's handbook of projection (1927)

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MANAGERS AND PROJECTIONISTS 783 Plate. No. Description. 4 — 357 p Guard for belt on arm carrying lower reel. 3 — 358P Lug for hinge on stand. 4 — 3601' Bracket for motor switch. 1 & 3 — 4 50P Shaft for upper sprocket. 3 & 2 — 45 IP Gear on upper sprocket shaft. 1 — 4 52P Upper sprocket and lower. — 453P Collar on upper sprocket shaft. 3 & 1 — 454P Shaft for upper sprocket stripper. 3 & 1 — 455P Stripper for upper sprocket and lower. 3 — 4 65P Main arm carrying stere opticon. 2 — 468P Coupling between stcreop ticon arm and lens. 2 — 469P Back for stereopticon arm. 2 — 4 7 OP Rod for stereopticon arm. 2 &3 — 4 7 IP Knob for adjusting stereopticon. 2 — 472P Pinion for stereopticon. 3 — 473P Pivot pins for stereopticon rack. 3 — 475P Yoke end for stereopticon. — 476P Collar on stereopticon rack. — 4 80P Housing for stereopticon lens. — 481P Retaining ring for 2%" stereopticon lens. — 4 82P Stereopticon lens 2%". — 62 IP Frame for friction drive. — 622P Friction driven disc. — 623P Hub for driving friction wheel. — 624P Arm for moving driving friction wheel. — 625P Face for driving friction wheel. — 626P Pivot base for motor frame. — 627P Clamp washer for face of driving friction wheel. Plate. N<>. Description. — 6281' Pulley on shaft of driven friction disc. — 629P Pushing for driven friction disc shaft. — 630P Bushing for ball bearing end of driven friction disc. — 631 P Bushing for driving shaft on motor drive. — 632P Adjusting nut for driven friction disc. 4 — 633P Retaining washer on hub of driving friction wheel. 4 — 635P Shaft for driving friction wheel. 4 — 639P Friction lever for moving friction wheel. 4 — 650P Leather band for flexihle coupling. 4 — 652P Rod for speed control. 4 — 653P Ball bearings for friction drive. 4 — 65 9P Belt for motor drive. 4 — 6 6 OP Rawhide pin for driving belt fastener. 2-1-3 — 800P Clamp screws. 2 — 822P Stock screw. 1 — 82 7P Stock screw. 1 — 829P Stock screw. — 80 IP Clamping screw. 1 — 833P Machine screw, stock. 2 — 853P Stock machine screw. 54P Stock machine screw. 67P Stock machine screw. 68P Stock machine screw. 2 — 872P Stock machine screw 1 — 89 6P Sstock machine screws. 1 — 9 06P Stock machine screw. 2 — 866 S'tock machine screw 2 — 70 Pin. 3 — 801 Nut holding housing 480 tc yoke 475. 4 — 122 Pin for hinge of door 336. 2 3 & 2 KNOW LEDGE IS POWER