Lightly open and close a 100kgf lid! Ultra-small spring-loaded hinge for manhole cover opening and closing.
Support for women's entry into the production field! A spring-loaded hinge that allows anyone to easily open and close heavy manhole covers weighing 100 kgf, starting from a lid of 10 kgf. *Video available.
A super compact spring-loaded hinge, 'SR-10 (waterproof type)', has been added to the product line, allowing even women to easily open and close heavy manhole covers, tanks, and reactors used in various factories! The 'SR-10' is equipped with a safety pin to prevent the lid from falling, enhancing safety measures. With the addition of this ultra-compact size, lids weighing between 6kgf and 100kgf can be easily opened and closed by hand. Since it utilizes a spring, there is no need for electric, pneumatic, or hydraulic power. 【Features】 ■ Available in six sizes from Type 10 to Type 90, suitable for lids weighing 6 to 100kg ■ Utilizes a spring, eliminating the need for electric, pneumatic, or hydraulic power ■ Lifting force can be freely adjusted according to the weight of the lid ■ Safety measures include a lid fall prevention safety pin and shock absorber ■ Safety and reliability confirmed through repeated opening and closing durability tests and waterproof tests ■ Can be installed on existing equipment! ■ Maintenance for spring case replacement is also available *The price of the YK balancer has been revised for orders received after January 1, 2024.
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【Specifications】 ■Spring Torque ・SR-10: 18–43 (N·m) ■Approximate lid weight that can be supported (kgf): 6~13 ■Approximate lifting force of the lid (N): 21 ■Lid tipping prevention safety pin: Optional ■Main materials ・Spring: Spring steel + surface rust prevention treatment ・Other than spring: Stainless steel ■Product weight (kgf): 3.5 【Notice of YK Balancer Price Revision】 Due to the continued rise in prices of materials and related auxiliary materials since last year, as well as increases in raw material costs, electricity rates, labor costs, and transportation costs, it has become difficult to maintain the current prices. We sincerely regret this and apologize for the inconvenience, but we will be revising our prices starting from orders received on January 1, 2024. Price increase details: Approximately 15% of the current selling price Price increase timing: For orders received after January 1, 2024
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【Usage】 ■ Heavy manhole covers for tanks, reaction vessels, and other containers *For more details, please refer to the PDF document or feel free to contact us.
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| Model number | overview | File |
|---|---|---|
| Spring-loaded hinge "YK Balancer SR2-90 (Waterproof Type)" |
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Company information
Our company was established in 1958 and operates as a tank manufacturer specializing in pressure vessels and tank production. For over 50 years since our founding, we have provided products and engineering services to the pharmaceutical industry, ensuring high-quality assurance and validation in accordance with GMP standards for raw materials and packaging equipment. Additionally, in the chemical industry, we offer autoclaves, heat exchangers, reactors, and other equipment that can be used with confidence. Leveraging our accumulated technology and know-how, we will continue to provide optimal systems and products for our customers.