Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
F16F 13/20

characterised by comprising also a pneumatic spring (F16F13/22, take precedence)

Introduced: January 1995

Title

Titles differ between systems:

IPC: characterised by comprising also a pneumatic spring

CPC: characterised by comprising also a pneumatic spring (F16F13/22, take precedence)

Full Title

Full titles differ between systems:

IPC:

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 > characterised by comprising also a pneumatic spring

CPC:

Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs (F16F5/00, take precedence) > 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 (F16F13/26 takes precedence) > characterised by comprising also a pneumatic spring (F16F13/22, take precedence)

No child classifications to compare. This is a leaf node in both IPC and CPC.