EP 4350144 A1 20240410 - HYDRAULIC PISTON PUMP AND METHOD FOR AFFECTING THE SOUND CHARACTER OF THE PISTON PUMP
Title (en)
HYDRAULIC PISTON PUMP AND METHOD FOR AFFECTING THE SOUND CHARACTER OF THE PISTON PUMP
Title (de)
HYDRAULISCHE KOLBENPUMPE UND VERFAHREN ZUR BEEINFLUSSUNG DES KLANGVERLAUFS DER KOLBENPUMPE
Title (fr)
POMPE À PISTON HYDRAULIQUE ET PROCÉDÉ POUR INFLUENCER LE SON DE LA POMPE À PISTON
Publication
Application
Priority
EP 22200010 A 20221006
Abstract (en)
Hydraulic piston pump (1) comprising a plurality of pistons (8), where each piston is arranged in a cylinder barrel (10), where at least one piston (8) is arranged to deliver a specific pressure or output flow that differs from the pressure or output flow delivered by the other pistons (8).
IPC 8 full level
F04B 1/20 (2020.01); F04B 53/00 (2006.01)
CPC (source: EP US)
F04B 1/20 (2013.01 - EP); F04B 1/2035 (2013.01 - US); F04B 1/2078 (2013.01 - US); F04B 53/001 (2013.01 - EP)
Citation (search report)
- [A] US 2016131117 A1 20160512 - BALENGHIEN OLIVIER [FR], et al
- [A] US 2020256332 A1 20200813 - TONNQVIST ANDREAS [SE], et al
- [A] US 2009016908 A1 20090115 - HARTL MICHAEL [DE]
- [A] SHEN WEI ET AL: "Comparative analysis of component design problems for integrated hydraulic transformers", THE INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY, SPRINGER, LONDON, vol. 103, no. 1, 21 March 2019 (2019-03-21), pages 389 - 407, XP036827999, ISSN: 0268-3768, [retrieved on 20190321], DOI: 10.1007/S00170-019-03543-2
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
DOCDB simple family (application)
EP 22200010 A 20221006; US 202318241467 A 20230901