Helpful for safe operations and health management! Spring-loaded hinges that allow for easy opening and closing of manhole covers.
The "YK Balancer SR3-20 Waterproof Type" is a spring-loaded hinge that allows you to easily open and close heavy manhole covers for tanks, reactors, and 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 this 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】 - Size 20, suitable for covers weighing 10 to 25 kg - Utilizes a spring, 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.
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basic information
【Lineup】 ■ YK Balancer 20 ・S3-20 Standard Type ・SR3-20 Waterproof Type ■ YK Balancer 45 ・S2-45 Standard Type ・SR2-45 Waterproof Type ■ YK Balancer 60 ・S2-60 Standard Type ・SR2-60 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.
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CAD data（1）
| Model number | overview | File |
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| SR3-20 (Waterproof Type) CAD Drawing |
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Company information
Our company was established in 1958 and operates as a tank manufacturer specializing in pressure vessels and tanks. For over 50 years since our founding, we have been providing products and engineering services to the pharmaceutical industry, ensuring high quality assurance and validation in accordance with GMP for raw materials and packaging equipment. In the chemical industry as well, we offer reliable products such as autoclaves, heat exchangers, and reaction vessels. Leveraging our accumulated technology and know-how, we will continue to provide optimal systems and products for our customers.