linear actuator?

im looking for something to use to push up one end of a 7" LCD display and i thought id use a linear actuator. Only problem is that all the linear actuators I look at are huge, push 1000 pounds, and go way too far. Is there anything else i could use that is small and inexpensive to get the job done?

Reply to
Matt
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| im looking for something to use to push up one end of a 7" LCD | display and i thought id use a linear actuator. Only problem is | that all the linear actuators I look at are huge, push 1000 pounds, | and go way too far. Is there anything else i could use that is | small and inexpensive to get the job done?

How about using a small gearmotor to drive an allthread leadscrew with limit switches at the extremes of movement?

-- Morris Dovey DeSoto Solar DeSoto, Iowa USA

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Reply to
Morris Dovey

more data please. a 7" lcd is pretty small. there ought to be a bunch of possible solutions to your need.

does it need to be decorative? how much travel do you require? how must it be activated? what are you building?

mebbe a spring loaded hinge, blum self closer type?

Reply to
bridger

An electric door lock actuator for an automobile.

Reply to
Leon

Years ago there was a line of small automation type cylinders that would work if they are still made.

They were 1" bore, some used a spring to extend the rod, then you would pressurize the rod end to retract the rod.

There were lots of other options but I have been away this kind of stuff for a long time.

HTH

Lew

Reply to
Lew Hodgett

Grainger has light duty electric linear actuators, I used one in a similar circumstance.......mjh

Reply to
mike hide

"Small" + "inexpensive" should never be used with "linear", Matt. ;)

Forget Leon's solenoid idea. It has a

Reply to
Larry Jaques

The actuator I got from Graingers is shown on my web page

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. Look under desks and check the large desk with the leather paneled top . there is a shot of the elevator mechanism I built , the electric actuator is clearly shown in the center. The linear actuator has an electric motor which drives a screw jack with about 12 + inches of travel if I recall....mjh

Reply to
mike hide

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