US 11,309,610 B2Granted

Electrical energy storage device and electrical appliance

AssigneeAlfred Kärcher GmbH & Co. KG

InventorsMichael Sperl, Juergen Kloepfer, Thomas Hofer

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Abstract

The present invention relates to a electrical energy storage device for an electrical appliance, which electrical energy storage device includes a housing, which housing defines a receiving space in which at least one electrical energy store is received, which electrical energy storage device includes at least two electrically conductive contacts which are accessible from an outer side of the housing and which are electrically operatively connected directly or indirectly to the at least one electrical energy store, wherein the housing has at least one contact opening, through which the at least two contacts are accessible or protrude from the housing, and wherein the at least one contact opening is surrounded by a continuous sealing element.

Claims10

Dependent claims

An electrical energy storage device for an electrical appliance, which electrical energy storage device comprises a housing, which housing defines a receiving space in which at least one electrical energy store is received, which electrical energy storage device comprises at least two electrically conductive contacts which are accessible from an outer side of the housing and which are electrically operatively connected directly or indirectly to the at least one electrical energy store,

wherein the housing has two or more contact openings, through which the at least two contacts are accessible or protrude from the housing, and wherein each of the two or more contact openings are surrounded by a continuous sealing element;
wherein each of the two or more contact openings is surrounded by an individual sealing element,
wherein the individual sealing elements surrounding the two or more contact openings are connected to one another, formed in one piece, or formed monolithically, so as to form the continuous sealing element,
wherein recesses surrounding each of the two or more contact openings are formed on an outer side of the housing, and wherein the recess associated with the respective contact opening of the two or more contact openings is filled with the associated sealing element at least in part, and
wherein each individual sealing element forms at least part of an inner wall face delimiting each of the two or more contact openings.

2 more elements

Dependencies are inferred from the claim text.

Facts

Application: 16/380,722Filed 10 Apr 2019 · continuation
Priority: 10 Oct 2016
Published: US 2019/0237716 A11 Aug 2019
Granted: 19 Apr 2022
Term ends: Not estimatedThe source records don’t support an estimate.

Classification11 codes

H01R 13/04
Contact members: pins or blades for co-operation with sockets
H01M 50/213
Characterised by their shape: adapted for cells having curved cross-section, e.g. round or elliptic
H01M 50/24
Characterised by physical properties of casings or racks, e.g. dimensions: adapted for protecting batteries from their environment, e.g. from…
H01M 50/244
Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders:…

Family

PCT/EP2016/074233Parent of this continuation · filed 10 Oct 2016
US 2019/0237716 A1Pre-grant publication · published 1 Aug 2019
US 11,309,610 B2This patent

From the US filing history. Foreign family members aren’t listed.

Timeline

Citations

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