Concealed hinges r. r. hocq
    212.
    再颁专利

    公开(公告)号:USRE27546E

    公开(公告)日:1973-01-09

    申请号:US27546D

    申请日:1971-07-15

    Abstract: A CONCEALED HINGE FOR A CONTAINER SUCH AS A BOX OR CASE, PARTICULARLY FOR A SMALL CASE SUCH AS THAT OF A CIGARETTE LIGHTER, THE HINGE HAVING TWO MAIN COMPONENT PARTS, ONE PROVIDED WITH ARCUATE GROOVES WHICH EACH COOPERATE WITH ROLLERS IN THE OTHER COMPONENT PART. A SPRING COUPLING MAY BE PROVIDED TO HOLD THE HINGE STABLE IN THE FULLY OPEN AND FULLY CLOSED POSITIONS.

Patent Agency Ranking