Closure device for suitcases, briefcases or the like

A closure device for a case including a suitcase or a briefcase, the case having a lid, the case comprising:

• a push button which is spring-urged in a closing direction of the closure device;
• a push button support, and an opening position safety formed by a movable securing part;
• a closure hook extending from the push button;
• a first spacing spring element and a second spacing spring element located in the push button support and arranged on opposite sides of the closure hook to establish an incipient opening of the lid of the case;
• wherein the movable securing part comprises a rolling body which is caught between surfaces of the push button and the push button support, said surfaces tapering in wedge shape relative to each other;
• and
• the closure device further comprises a first shoe and a second shoe, said first and said second spacing spring elements comprising respectively a first and a second compression spring, said first and said second compression springs being bridged over, respectively, by said first and said second shoe.

A closure device for a case including a suitcase or a briefcase, the case having a lid, the case comprising:

• a push button which is spring-urged in a closing direction of the closure device;
• a push button support, and an opening position safety formed by a movable securing part, the push button being movable relative to the push button support;
• a closure hook extending from the push button;
• wherein the movable securing part comprises a rolling ball which is caught between surfaces of the push button and the push button support, said surfaces tapering in wedge shape relative to each other to form space for containing the ball;
• the push button support includes a supporting web having a front edge which serves as a swing axis about which the push button pivots;
• the push button includes a groove, and a transverse web which extends from a surface of the push button facing the push button support support, the transverse web transecting the groove, the groove receiving the front edge of the supporting web;
• the supporting web includes a cutout which mates with the transverse web;
• the push button support includes a front box wall located opposite the supporting web of the push button support;
• and
• the closure hook has a hook head which lies opposite the swing axis of the push button, and engages with the box front wall of the push button support.