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PCE
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DIFF Subgroup
E21D 15/06

with parts joined by a lock, with or without slight axial adjustability

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Props; Chocks > Non-telescopic props > with parts joined by a lock, with or without slight axial adjustability

CPC:

Props (in the building art E04G25/00); Chocks > Non-telescopic props > with parts joined by a lock, with or without slight axial adjustability

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

Child Classifications

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  • E21D 15/08 with toggle joint connection IPC+CPC Available in IPC and CPC
  • E21D 15/10 with dog-clutch or pin-and-hole connection IPC+CPC Available in IPC and CPC
  • E21D 15/12 with locking devices located near head or foot IPC+CPC Available in IPC and CPC