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US 6,485,144 B1Granted
Projector hanger frame
OwnerJung-Huang Liaoinventor
Life of this patent
Estimating the term…
Abstract
A projector hanger frame has a hollow square plate having a center hole, a collar disposed on the hollow square plate, a hanger tube passing through the hollow square plate and the collar, the hanger tube having a bottom flange and a positioning aperture, a connection seat engaging with the hollow square plate, a positioning seat engaging with the connection seat, a pair of first extensible plate disposed on a bottom of the positioning seat, and a pair of second extensible plate disposed on a bottom of the positioning seat.
Claims5
A projector hanger frame comprises:
- a hollow square plate having a center hole,
- a collar disposed on the hollow square plate,
- a hanger tube passing through the hollow square plate and the collar,
- the hanger tube having a bottom flange and a positioning aperture,
- a connection seat engaging with the hollow square plate,
- a positioning seat engaging with the connection seat,
- a pair of first extensible plates disposed on a bottom of the positioning seat, and
- a pair of second extensible plates disposed on the bottom of the positioning seat.
5 more elements
Dependencies are inferred from the claim text.