Description: OFFICE STORAGE UNIT #9 D.C. MOTORIF YOU PAY BY NOON EASTERN TIME I WILL MAIL YOUR PACKAGE THE SAME DAY !THE FIVE RATIOS ARE AS FOLLOWS--- 1ST = 665:1 2ND = 3323:1 3RD = 16,615:1 4TH = 83,075:1 5TH = 415,378:1EACH TIME YOU SHIFT TO A SLOWER GEAR THE OUTPUT SPEED IS REDUCED BY A FACTOR OF 5.THIS AMAZING MULTI-SPEED POWERED GEARBOX WAS USED TO POWER VARIOUS DISK TYPE CHART RECORDERS. THEY WERE ALSO USED TO TURN A CAM DRUM TO TRIGGER MICRO-SWITCHES FOR STOP MOTION TIME LAPSE PHOTOGRAPHY. IT WAS NEVER INSTALLED OR USED. THE GEARS IN THIS UNIT (MADE BY BOSTON GEAR) COST MORE THAN MY ASKING PRICE. THIS DRIVE WAS $515 WHEN THEY STOPPED MAKING THEM. THIS USES A VERY QUIET D.C. REVERSIBLE MOTOR. IT CAN ALSO BE VARIABLE SPEED IF YOU USE A VARIABLE POWER INPUT LIKE I USE IN THE VIDEO. INSTANTLY REVERSE WITH THE FLIP OF A SWITCH.JUST HOOK UP THE RED AND BLACK WIRES TO 3 VOLTS D.C. TO MAKE IT RUN. COULD ALSO BE RUN FROM 2 D CELL BATTERIES. (YOU SUPPLY) YOU SUPPLY THE POWER CORD. THE UNIT WAS FULLY TESTED AND RUN UP AND DOWN THROUGH THE 5 SPEEDS. THE OUTPUT SHAFT IS .1875” OR 3/16” DIAMETER. THE SPEED CHANGE SHAFT IS 1/4” DIAMETER. ALL METAL CONSTRUCTION THROUGHOUT WITH MOST OF IT BEING BRASS. A VERY WELL BUILT MECHANICAL MARVEL. GREAT FOR TESTING DIFFERENT PROTOTYPES OR EXPERIMENTAL DESIGNS RIGHT ON YOUR WORKBENCH. AS YOU CAN SEE IN THE PICTURES THIS UNIT IS WELL PACKED SO YOU WILL GET IT IN ONE PIECE. THE BOX HAS DESICCANT PACKS SEALED INSIDE TO CONTROL MOISTURE. (ALL SEAMS SEALED SHUT) THIS WILL BE FULLY INSURED FOR THE SALE PRICE. IT IS BEING SHIPPED IN A USPS MEDIUM FLAT RATE BOX. NEW OLD STOCK NEVER INSTALLED. NOW STORED WITH DESICCANT. MOUNTED TO THE BOARD IN THE BOX WITH 3 #10-32 SCREWS AND THE TIE STRAPS.THE 3 MOUNTING SCREW ARE INCLUDED. THEY ARE #10-32 UNF. YOU MAY NEED A DIFFERENT LENGTH DEPENDING ON THE THICKNESS OF YOUR PROJECT ENCLOSURE. OPERATING VOLTAGE IS 3 VOLTS D.C. +/- AGAIN THE OUTPUT SHAFT IS A VERY COMMON 3/16" DIAMETER. IT WILL ACCEPT ANY STYLE OF SHAFT COUPLING OUT THERE. RIGID, SIX BEAM, U-JOINT, DISK WAFER, REMBRANDT, BELLOWS, OLDHAM ETC.OUTPUT SPEEDS ARE APPROXIMATE 1ST GEAR --5 RPM 2ND GEAR --1 RPM 3RD GEAR --0.2 RPM 4TH GEAR --SLOWER 5TH GEAR --EVEN SLOWERIF YOU PAY BY NOON EASTERN TIME I WILL MAIL YOUR PACKAGE THE SAME DAY !
Price: 400 USD
Location: McCordsville, Indiana
End Time: 2024-12-28T00:18:26.000Z
Shipping Cost: 24 USD
Product Images
Item Specifics
All returns accepted: ReturnsNotAccepted
Brand: TEMPRO SCIENTIFIC
Type: MULTI-SPEED OUTPUT
Model: 5 SPEED 3 VOLTS D.C.
MPN: 3VDC-5-0324-B
Shaft Orientation: Parallel
Country/Region of Manufacture: United States
