Title:
MUTUALLY RESTRICTIVE SAFE MULTI-DRAWER LOCKING DEVICE AND SAFETY CABINET
Document Type and Number:
WIPO Patent Application WO/2018/184426
Kind Code:
A1
Abstract:
A mutually restrictive safe multi-drawer locking device, comprising a guide groove (1), a first sliding part (2) and a plurality of second sliding parts (3) that are slidingly arranged in sequence within the guide groove (1) and wedge blocks (6) arranged on the front portions of the side faces of drawers. The guide groove (1) is arranged on the front portion of the side faces of the drawers on multiple layers in the sliding direction and extends from the drawer on the top layer to the drawer on the bottom layer, wherein a limiting part is arranged at the lower end of the guide groove (1); the position of the first sliding part (2) corresponds to the drawer on the top layer and comprises a first sliding piece (2-1) and a first roller (2-2) which is rotationally arranged on the first sliding piece (2-1); the positions of the plurality of second sliding parts (3) correspond to the drawers on each layer below the drawer on the top layer respectively, and each second sliding part (3) comprises a second sliding piece (3-1), and a limiting block (3-2) and a second roller (3-3) that are arranged top to bottom on the second sliding piece (3-1), the second roller (3-3) being rotationally arranged on the second sliding piece (3-1). The described locking device has a simple structure and may ensure that one drawer is drawn out at a time, thereby avoiding safety problems such as drawers on multiple layers being drawn out at the same time causing a cabinet to topple over.
Inventors:
MENG YAZHOU (CN)
Application Number:
PCT/CN2018/076335
Publication Date:
October 11, 2018
Filing Date:
February 11, 2018
Export Citation:
Assignee:
SUZHOU XINDADI HARDWARE CO LTD (CN)
International Classes:
E05B65/463; B25H3/02
Foreign References:
| CN106837009A | 2017-06-13 | |||
| CN206753261U | 2017-12-15 | |||
| CN201119585Y | 2008-09-24 | |||
| CN104005608A | 2014-08-27 | |||
| CN103393301A | 2013-11-20 | |||
| CN102061846A | 2011-05-18 | |||
| GB2108564A | 1983-05-18 |
Attorney, Agent or Firm:
SUZHOU CREATOR PATENT & TRADEMARK AGENCY LTD. (CN)
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