A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Portable access prevention device
A portable access prevention device for use in preventing entry to rooms with inwardly swinging doors. The device leverages the force used to open a door back against the door. The stronger the force applied against the device, the greater the device increases its resistance. The device does not require complicated electronics or mechanical assemblies, nor does it need tools for installation. The device is lightweight and can be positioned in seconds.
Portable access prevention device
A portable access prevention device for use in preventing entry to rooms with inwardly swinging doors. The device leverages the force used to open a door back against the door. The stronger the force applied against the device, the greater the device increases its resistance. The device does not require complicated electronics or mechanical assemblies, nor does it need tools for installation. The device is lightweight and can be positioned in seconds.
Portable access prevention device
KAPLAFKA JR KEVIN (author)
2016-05-10
Patent
Electronic Resource
English
IPC:
E05C
Riegel oder Feststellvorrichtungen für Flügel, insbesondere für Türen oder Fenster
,
BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
CONFINEMENT PREVENTION DEVICE OF KEY-FREE PORTABLE MACHINE
| European Patent Office | 2015