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1945 Theatre Catalog, 4th Edition, Page 295 (271)

1945 Theatre Catalog, 4th Edition
1945 Theatre Catalog
1945 Theatre Catalog, 4th Edition, Page 295
Page 295


1945 Theatre Catalog, 4th Edition, Page 295

AUTOMATIC DEVICES COMPANY'



1039 LINDEN STREET, ALLENTOWN, PA.



PRODUCTS

iSILENT-STEEL" Heavy Duty Curtain Track.

"BESTEEL" Medium Duty Curtain Track.

HFENIVJSTEEL" Window Curtain Track.

"AERIALn Type Unit-Combination Track and Machine: 1/3 hp.

"SILVER SERVICE" High Speed Curtain Machine: 1/2 hp. "AUTODRAPE" Standard Curtain Machine: 1A; hp. "AUTODRAPE" Special Curtain MaChine: 1/4 hp. tSTABILARC" Motor-Generator for Projection Arc Supply.

CURTAIN TRACKS

Turnbnckles, Pipe-Batten Hangers, Wall or Ceiling Brackets Supplied as Desired



















To Determine Gross Length of Track RequiredeAs a basis, start with the clear width of opening which curtain is to uncover; i.e., distance between inside edges of curtain halves when in open position. Add 10% for lap at center for curtain when closed. Add 10% for extension on each end to accommodate each half of curtain when in open position. Total addition is 30%.

Example: Open curtain is to expose 30 ft. clear width. Add total of 30% or 9 ft. for center lap and both end extensions. SpeCIfy 39 ft. gross length, in two sections each 19 ft. 6 in.

"SILENT-STEEL'l HEAVY DUTY CURTAIN TRACKS For Any Length#with Curtain of Any Weight Suggested SpecificationseCurtain tracks shall Mai-.1 be of full-steel construction, 14-gauge, entirely 37-, n n I enclosed, except for slot in bottom, each half 45., '* ' to be one continuous piece and free of any l riveted, welded or other mechanical joints re* saw/ma- gardless of length, except at center lap. Each



a 4 curtain carrier shall be supported on ball % bearings by two special composition rubber A 43' wheels rolling on two Separate parallel treads, ,4. , and all pulley blocks equipped with steel ball 5 ("M/M bearing wheels adequately guarded; Model No. Section 280 as manufactured by AUTOMATIC DEVICES Dimensions COMPANY of Allentown, Pa. '

"BESTEEL" MEDIUM DUTY CURTAIN TRACKS For Lengths up to 36 Ft.-with Light or Medium Weight Curtain

Suggested SpecincatiomCurtain tracks shall be of full-steel construction, 14-gauge, entirely enclosed, except for slot in bottom, each half to be one continuous piece and free of any riveted, welded or other mechanical joints regardless of length, except at center lap. Each curtain carrier shall ,. be of cadmium-plated steel construction sup- rise-1 ,. ,, ported on self-lubricating bearings by two is if special composition rubber wheels rolling on two separate parallel treads, and all pulley . blocks equipped with steel, ball-bearing wheels SIC/70755 I. adequately guarded; Model No. 170 as manu- Jc'Cf/OIMA factured by AUTOMATIC DEVICES COMPANY of Section Allentown, Pa. Dimensions



Track Samples Gladly Supplied Upon Request

AUTOMATIC CURTAIN MACHINES

"Aufodrape" Curtain Machines

All SAutodrape" machines are equipped with exactly the same gear reduction unit, base and automatic reversing switch mechanism, including the following features:

(1) Limit Switch Arrangement-Adjustment for ttopenli and Sclose" positions reduced to simplest form. r

(2) Elevator Type Traction DriveeMaximum delivered power without slippage.

(3) MountingeEndless cable design allows installation of machine at any position in vertical plane of track.

(4) Disconnecting Clutch-For conversion to hand operation.

(5) Automatic Overload Protective machine against excessive loads.

(6) MotoreI/i or 1%; hp., single phase.

(7) Speede92 or 115 ft. per minute, equivalent to curtain separation of 2% or 31/2 ft. per second, respectively (based on (SO-cycle current).

BreakereProtects



"Autodrape" Standard Model

Over-all dimensions: 19% in. long, 10 in. wide, 15% in. high

"Autodrape" Special ModelFThese models have features listed at left and are the lowest priced fully automatic machines on the market; 14 hp.

Recommended for use with HSilent Steel" or ttBesteel Tracks up to about 36 ft. gross length.

mAutodrapeii Standard Models-In addition to the features listed at left these models include idler system and finger-tip control switch attached to machine; 1%; hp.

Recommended for use with iiSilent-Steel" Curtain Tracks up to about 50 ft. gross length.

"Silver Service" Curtain Machine

This model has all the features of the SAuto-drape" Standard Machine. It is equipped with 1/2-hp. motor delivering a cable speed of 125 or 155 ft. per minute equivalent to curtain separation of 4 or 5 ft. per second.

Recommended for use with ttSilent Steel" tracks up to about 80 ft. gross length.

STABILARC MOTOR-GENERATORS

Designed and built to deliver constant voltage for every type of projection arc.

OUTSTANDING FEATURES

0 Interpole construction assures sparkless commuter tion.

0 Rotating assembly automatically and accurately balanced at full speed before shipment thus practically eliminating vibration and noise.

0 Oversize ball-bearings guarantee highest operating efficiency and long life.

0 Removable covers over all openings allow maximum accessibility with complete safety.

0 Windings are double insulated by vacuum process to remove all traces of moisture and other troubleproducing causes.

0 Extremely small voltage variation regardless of amperes delivered.



NO STARTER REQUIRED

Motor Generators up to and including the 150-300 ampere-30 H.P. size can be started across full line voltage without compensator or resistance and without exceeding the current limitations prescribed by Power Companies, Insurance Underwriters and Municipal Authorities everywhere, which means A saving up to 20% in First Cost



l945-THEATRE CATALOG

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1945 Theatre Catalog, 4th Edition, Page 295