The lid opening and closing operation is surprisingly easy! Spring-loaded hinge 'YK Balancer'

Contributes to safety measures and energy saving! Spring-loaded hinges with improved safety due to lid tilt prevention. *Waterproof specifications included.

The "YK Balancer" is a spring-loaded hinge that allows you to easily open and close heavy manhole covers for tanks and reaction vessels by hand. Without a balancer, it takes two people to manually open the heavy cover, which is dangerous, hard, and time-consuming. In contrast, using our product allows you to safely and easily open the cover. You can freely adjust the lifting force according to the weight of the cover. 【Features】 - Available in six sizes from Type 10 to Type 90, suitable for covers weighing 6 to 100 kg - Utilizes springs, eliminating the need for electric, pneumatic, or hydraulic power, and is compact - Lifting force can be freely adjusted according to the weight of the cover - Safety measures include a cover tilt prevention safety pin and shock absorber - Safety and reliability confirmed through repeated opening and closing durability tests and waterproof tests For more details, please refer to the catalog or feel free to contact us.

basic information

The YK Balancer has been on the market for 32 years since its launch in 1985. As of the end of March this year, annual sales have surpassed the significant milestone of 1,000 units. We are sincerely grateful for your continued support. We will continue to respond promptly and strive to meet your needs with even greater efforts and improvements in the future. We appreciate your ongoing patronage. 【Product Lineup】 ■ YK Balancer 20 ・S-20 Standard Type ・SR-20 Waterproof Type ■ YK Balancer 45 ・S-45 Standard Type ・SR-45 Waterproof Type ■ YK Balancer 60 ・S-60 Standard Type ・SR-60 Waterproof Type ■ YK Balancer 75 ・S-75 Standard Type ・SR-75 Waterproof Type ■ YK Balancer 90 ・S-90 Standard Type ・SR-90 Waterproof Type *For more details, please refer to the catalog or feel free to contact us.