EP 0040578 A1 19811125 - Pneumatic lift pad.
Title (en)
Pneumatic lift pad.
Title (de)
Pneumatisches Hebekissen.
Title (fr)
Coussin de levage pneumatique.
Publication
Application
Priority
US 15104980 A 19800519
Abstract (en)
A pneumatic pad (10) comprises reinforcement fabrics (20,30) of parallel cords pre-formed to a specific radius through the edges of the pad and press-vulcanized to a very flat pre-pressurized configuration. At least two orthogonally oriented reinforcement fabrics (20,30) are embedded in elastomer and have lapped ends positioned in opposite covers of the pad such that each cover comprises at least three cord reinforcement plys two of which are oriented orthogonally with respect to the other.
IPC 1-7
IPC 8 full level
B66F 3/35 (2006.01)
CPC (source: EP)
B66F 3/35 (2013.01); F15B 15/10 (2013.01)
Citation (search report)
- GB 1169023 A 19691029 - MICHELIN & CIE [FR]
- US 4067544 A 19780110 - VETTER MANFRED, et al
- US 4143854 A 19790313 - VETTER MANFRED
- NL 6602558 A 19670829
- FR 2305381 A1 19761022 - KLEBER COLOMBES [FR]
- AU 453143 B2 19740906
Designated contracting state (EPC)
DE FR GB IT
DOCDB simple family (publication)
EP 0040578 A1 19811125; EP 0040578 B1 19850206; AU 540387 B2 19841115; AU 7051081 A 19811126; CA 1153358 A 19830906; DE 3168736 D1 19850321; JP S579698 A 19820119
DOCDB simple family (application)
EP 81630031 A 19810424; AU 7051081 A 19810513; CA 376828 A 19810504; DE 3168736 T 19810424; JP 5446181 A 19810413