|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||220/242 ; 220/38 ; 220/335 ; 220/337|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 67 인용 특허 : 10|
A hold-open hinge mechanism for a molded plastic rainproof cover for a circuit breaker is disclosed. The hinge mechanism comprises an integrally molded pivot pin on the cover member and a hinge member on the cover base which pivotally engages the pivot pin. When the cover member is opened to a given angle, projections on the cover member engage the surface upon which the cover is mounted to releasably retain the cover member in the open position.
A cover comprising: a cover base adapted to be mounted to a mounting surface; a cover member having a closed position and a hold-open position; hinge means connecting the cover member to the cover base for pivoting the cover member relative to the cover base, said hinge means comprising a pivot member on the cover member and a hinge member on the cover base; and at least one projection means on the cover member and engagable with the mounting surface for releasably retaining the cover member in its hold-open position.