MANUAL - Lichtgitter GmbH

Safety hook / Fixing B 11
Consisting of:
- stainless steel safety hook with threaded end
- stainless steel nut
- screw anchor including synthetic plug.
Safety chain / Fixing B 12.1
Consisting of:
- safety chain, length 500 to 1000 mm
- screw anchor including synthetic plug.
Safety chain / Fixing B 12.2
Contrary to sketch, this fixing system is supplied for installation following location of
gratings and consists of:
- 2 straps out of flat material placed above bearing bar,
- 2 chains, length approx. 700 mm
- 2 screw anchors.
Socket spanner lock / fixing B 13.1 with square 7
Including facing brackets. Type B 13.1 available to use from above or beneath
(sketch: lockable from above)
Socket spanner lock / fixing B 13.2 with square 8
Including facing brackets (also for heavy-duty gratings). This type can be supplied in
galvanised steel or stainless steel
Socket spanner lock / fixing B 13.3 with square 8
Can be screwed to grating afterwards. Suitable for gratings with a pitch of 33,33 mm
and heights of 25, 30 and 40 mm.
Special socket spanner B 14.1
with inside square for socket spanner lock no. 13.1 with square 7.
Special socket spanner B 14.2
with inside square for socket spanner lock no. 13.2 and 13.3 with square 8.
Hinge B 15
Consisting of:
- 2 hinge flaps and 1 hinge bolt
- U-plate
- 2 split-pins.
A reinforced hinge will be used for gratings for vehicle traffic. The hinges are welded
flush to the gratings at an aperture angle of approximately 90°. A bigger aperture
angle can overstretch the hinge.
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Fixings