US 2011/0235002 A1 · PROJECTOR

Abstract

A projector includes a housing, a lens module pivotally connected to the housing, a first adjustment mechanism adjusting a pitch of the housing, and a second adjustment mechanism adjusting a pitch of the lens module. The first adjustment mechanism includes a threaded base fixed to the housing, and a support leg extending out of the housing and comprising a threaded portion. The second adjustment mechanism includes a first gear driven by the support leg, a second gear engaging the first gear, a first threaded member fixed to the second gear, a first connecting member pivotally connected to the lens module, a second connecting member slidably connected to the first connecting member, and a second threaded member. The second threaded member is fixed to the second connecting member, and threaded on and slidable relative to the first threaded member.

Claims14

Dependent claims

A projector comprising:

a housing;
a lens module pivotally connected to the housing;
a first adjustment mechanism for adjusting a pitch of the housing, the first adjustment mechanism comprising:
a threaded base fixed to the housing;
and
a support leg extending out of the housing and comprising a threaded portion;
and
a second adjustment mechanism for adjusting a pitch of the lens module, the second adjustment mechanism interconnected to the adjustment mechanism and comprising:
a first gear driven by the support leg;
a second gear engaging the first gear;
a first threaded member fixed to the second gear;
a first connecting member pivotally connected to the lens module;
a second connecting member slidably connected to the first connecting member;
and
a second threaded member fixed to the second connecting member, threaded on the first threaded member, and slidable relative thereto.

12 more elements

Dependencies are inferred from the claim text.

Projector

Life of this patent

Projector

Life of this patent

Abstract

Claims14