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(11)    Patent No :    AP 2748   
(21)    Application No :    AP/P/2009/004782   
(22)    Filing Date :    29.08.2007   
(24)    Date of Grant &    06.09.2013   
           
(45)    Publication :

(30)  Priority Data       
(33) Country    (31) Number    (32) Date
SE    0602040-8    29.11.2006
(84)    Designated State

BW    GM    GH    KE    LS    MW  MZ   NA   SL
SD    SZ    T Z    UG    ZM    ZW
(73) Applicant(s)

XYLEM IP HOLDINGS LLC, 1133 Westchester Avenue,

White Plains, NY 10604,
United States of America
(72) Inventors

HALLGREN Gert, Sweden

(74) Representative

HONEY & BLANCKENBERG

(51)    International  Classification   F04D 29/20 (2006.01)


(54)    Title

A device for interconnecting a first element and a second element as well as a pump comprising such a device

(57)    Abstract

In a fist aspect the invention relates to a device for interconnecting a first element (2) and a second element (1) to each other in order to transmit a rotational motion. The device (3) comprises a tubular wall (4) having a circular inner surface, a part of which that is adjacent to said first end being arranged to abut said first element (2), and having a circular outer surface, a part of which that is adjacent to said first end being arranged to abut said second element (1). Furthermore, said tubular wall (4) comprises at least one pair of slits (18), which slits (18) are adjacent to each other and extends from said first end towards said second end, obtaining a finger shaped segment (19), which is deflectable in relation to neighboring parts of said tubular wall

(4). The invention also relates to a pump comprising such a device (3).

(56)    Documents Cited :    US-4600334 A    US 9805 A    SE-513611 C2

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