Connects two extension columns and isolates vibration transmitted to lower column.
Projector ceiling mount vibration isolation.
As a result vibrations from air handler in lower room vibrated the ceiling in upper room causing the projector to vibrate.
The cma 347 can be used with any 1 1 2 npt extension column and includes two sets of springs for different weight mounting options.
Compatible with chief cms columns 1 5 npt.
Vibration isolating coupler.
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Lcd dlp projector mounted under a vibrating ceiling.
I created this video with the.
While there are several different types of vibration absorbing accessories made specifically for this purpose other suitable items include thick rubber washers or the foam discs used as ammunition in some children s toy guns.
This device lessened but did not eliminate the vibration on the projector.
Rpau 4 lbs or 1 8 kg rpmau 5 lbs or 2 3 kg and vcmu 33 lbs or 15 kg.
Room where projector is mounted to the ceiling is suspended above a lower room.
Average weight of cms columns under 12 in length are 1 lb 0 5 kg or less.
Vibration isolator solves the problem.
Traffic above causes shaky images.
Reduces projector image movement due to building vibration.
Average weights of common mounts include.
Patented design isolates vibration to reduce image movement.