"Spring-assist torque hinge"
"The built-in spring makes lids feel lighter to open (the hinge is for top-opening lids).
The retaining torque is adjustable with a hex key (0 to 3.5 N.m).
Cycling resistance: 50,000 cycles.
Operating temperature: 0°/+40°C.
The hinge is delivered with a pin attached. It keeps the hinge open.
Please do not detach until the hinge is installed.
Optional cover is sold separately (22-7-3556)."
"Cover for spring-assist torque hinge"
"Cover spring-assist torque hinges 71-7-3910 and 71-7-3911."
"Balance-adjustable lift-assist hinge"
"Easy to lift heavy top-opening lids due to spring tension (lift-assist).
A built-in damper prevent lids from slamming shut (soft-close).
Adjustable torque by turning a screw (+/-10%).
Designed for horizontal applications with top-opening / upward-opening lids and doors.
Included : a plastic cover for clean appearance."
"Hinges with dual function" : "Hinges with lift-assist"
The range of hinges with lift-assist consists of spring-assist torque hinges, cover for spring-assist torque hinge and balance-adjustable lift-assist hinge. They measure from 70mm to 180mm in length and 66mm to 276mm in width. We offer several materials: stainless steel 304, PBT, stainless steel 430. They are used for horizontal applications with top opening.