Dust-proof case, light source unit and projector
AssigneeCasio Computer Co., Ltd.
InventorOsamu Jobi
Life of this patent
Estimating the term…
Abstract
A dust-proof case includes a case main body having a lid member resting surface that is formed on an outer circumferential portion and a wall portion that is formed on an outer circumferential side of the lid member resting surface, and a lid member having a lid member main body having a plurality of corner portions and an elastic portion that is in abutment with an inner surface of the wall portion that is formed on an outer circumference of the lid member main body and rested on the lid member resting surface, and the elastic portion includes the plurality of corner portions and a straight-line portion in a circumferential shape thereof, and a circumferential cross-sectional area of the elastic portion is narrower at the corner portion than at the straight-line portion.
Claims20
A dust-proof case comprising:
- a case main body having a lid member resting surface that is formed on an outer circumferential portion and a wall portion that is formed on an outer circumferential side of the lid member resting surface;
- and
- a lid member having a lid member main body having a plurality of corner portions and an elastic portion that is in abutment with an inner surface of the wall portion that is formed on an outer circumference of the lid member main body and rested on the lid member resting surface,
- wherein the elastic portion includes the plurality of corner portions and a straight-line portion in a circumferential shape thereof, and
- wherein a circumferential cross-sectional area of the elastic portion is narrower at the corner portion than at the straight-line portion.
Dependencies are inferred from the claim text.