OPENING-CLOSING DEVICE OF UPPER UNIT CASE

摘要

PROBLEM TO BE SOLVED: To provide an opening-closing device capable of holding an upper unit case 3 at a desired opening angle.

SOLUTION: An upper unit case 3 and a lower unit case 2 are rotatably connected to each other via a hinge 4 located at one side. The upper unit case is provided with a base fixed thereto at the radius center of a support member 5 having an arc-like shape around the hinge 4. The support member 5 is disposed so that a free end thereof extends inward of the lower unit case 2. The support member 5 is provided with plural latch receivers 7 along an extending direction thereof at appropriate intervals. The lower unit case is provided with latching means 6 capable of latching with each of the latch receivers 7.

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