Servicing projection equipment (1932)

Page scan 00032 from Servicing projection equipment

Record Details:

Title:
Servicing projection equipment
Date:
1932
Publisher:
New York : Mancall Publishing Corp.
Volume:
Servicing projection equipment
Leaf #:
00032
Language:
English
Subjects:
Motion Pictures, Motion Picture Technology
Collection:
Books
Format:
Books
Contributor:
Media History Digital Library
Sponsor:
Media History Digital Library
Coordinator:
Media History Digital Library
Description:
Date Added:
August 15, 2024
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16 FILM (After Rewinding) FILM After Kewinding 1. Film Shows Tears and Nicks ( a ) — The rewinding elements which are not in line may be causing the film to catch on the edges of the reel, to snarl and tear, and to jump the edge of the reel when the reel is nearly full. The only remedy is to line-up the elements. (b) — The brake on the free reel, which should be adjusted, is perhaps inactive or out of adjustment and, therefore, allows the free reel to overrun and to permit the film to run too loose. (c) — Too rapid rewinding causes the film to slash and jump and is a source of much damage, especially if a bent reel is used or the brake fails to work. 2. Film is Unusually Dirty and Dusty After Rewinding (a) — This may be due to a poorly surfaced projection room floor from which dust gathers in the air and settles on the film and apparatus during