发言春天

floor spring Closing force EN2--5 Adjustable closing speed (Translator's note: may be "angle"):15°--170° Closing lockspeed adjustable through hydraulic: 0°--15° Opening damp function available Built-in afety valve preventing deliberate overloading Adjustable hold-open angles 80°-120°or adjusted to floor springs without the hold-open functionality Large adjustment range of floor springs in basement: length 10mm breadth: 10mm height: 6mmApplicationsMax. width of door:1400mm Max. weight of door: 250kg For double-action doorsStandard version/packagehold-open floor spring + stainless cover plate + double-action closing line and ground shafts hold-open floor spring + stainless cover plate + glass door clampsSpecial versionSingle-action closing line and ground shafts Extended spindle up to 50mm (5mm selection) to meet the needs of various installation conditions (e.g., heavy duty rugs, ground stones, doorsills, etc.) Colors of cover plates: Brown, satin brass