SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION

Child Classifications

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• F16F 1/00 Springs (working with fluid F16F5/00, F16F9/00)
• F16F 13/00 Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs (F16F5/00, take precedence)
• F16F 15/00 Suppression of vibrations in systems ( ; vehicle seat suspension devices B60N2/50; ); Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion ( ; testing static and dynamic balance of machines or structures G01M1/00)
• F16F 2222/00 Special physical effects, e.g. nature of damping effects
• F16F 2224/00 Materials; Material properties
• F16F 2226/00 Manufacturing; Treatments
• F16F 2228/00 Functional characteristics, e.g. variability, frequency-dependence
• F16F 2230/00 Purpose; Design features
• F16F 2232/00 Nature of movement
• F16F 2234/00 Shape
• F16F 2236/00 Mode of stressing of basic spring or damper elements or devices incorporating such elements
• F16F 2238/00 Type of springs or dampers
• F16F 3/00 Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic ( ; if including fluid springs F16F5/00, F16F13/00)
• F16F 5/00 Liquid springs in which the liquid works as a spring by compression, e.g. combined with throttling action; Combinations of devices including liquid springs
• F16F 6/00 Magnetic springs ; Fluid magnetic springs
• F16F 7/00 Vibration-dampers; Shock-absorbers (using fluid F16F5/00, F16F9/00; specific for rotary systems F16F15/10 )
• F16F 9/00 Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium (F16F5/00 takes precedence; connection of valves to inflatable elastic bodies B60C29/00; )