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IPC Subgroup
F16F 13/06

the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper

Introduced: January 1995

Last revised: January 2006

Full Title

Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs > comprising both a plastics spring and a damper, e.g. a friction damper > the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper

Classification Context

Section:
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Class:
ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
Subclass:
SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION

4 direct subcodes

Child Classifications

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  • F16F 13/2 characterised by comprising also a pneumatic spring
  • F16F 13/22 characterised by comprising also a dynamic damper
  • F16F 13/24 the central part of the unit being supported by one element and both extremities of the unit being supported by a single other element, i.e. double acting mounting

Top Applicants

Top 10 applicants by patent filingsfor class F16, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SCHAEFFLER TECHNOLOGIES & COMPANY DE 21,545
  2. ZAHNRADFABRIK FRIEDRICHSHAFEN DE 9,446
  3. TOYOTA MOTOR CORPORATION 7,215
  4. HYUNDAI MOTOR COMPANY KR 6,846
  5. ROBERT BOSCH DE 6,106
  6. NTN CORPORATION 5,305
  7. SKF SE 4,219
  8. KIA MOTORS CORPORATION KR 3,852
  9. NSK 3,850
  10. HONDA MOTOR COMPANY 3,639