Global Patent Index - EP 3233379 A1

EP 3233379 A1 2017-10-25 - DRIVING DEVICE WITH ADJUSTABLE COMBUSTION CHAMBER

Title (en)

DRIVING DEVICE WITH ADJUSTABLE COMBUSTION CHAMBER

Title (de)

EINTREIBGERÄT MIT VERSTELLBARER BRENNKAMMER

Title (fr)

APPAREIL D'ENFONCEMENT DOTÉ DE CHAMBRE DE COMBUSTION RÉGLABLE

Publication

EP 3233379 A1 (DE)

Application

EP 15813761 A

Priority

  • EP 14199196 A
  • EP 2015079728 W

Abstract (en)

[origin: WO2016096807A1] The invention relates to a drive-in device, comprising a drive-in piston (4) which is guided in a cylinder (3) for driving a nail element into a workpiece and comprising a combustion chamber (2) which is arranged over the drive-in piston (4) and which can be filled with a combustion gas, said combustion chamber (2) comprising a cylindrical portion which is symmetrical about a central axis (A). A movable combustion chamber wall (7) of the combustion chamber (2) can be adjusted along the central axis (A), and a spring (8) is supported between the movable combustion chamber wall (7) and a housing (1a). A force vector (F) of the spring (8) has a lateral offset (V) with respect to the central axis (A).

IPC 8 full level (invention and additional information)

B25C 1/08 (2006.01)

CPC (invention and additional information)

B25C 1/08 (2013.01); B25C 1/008 (2013.01)

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 MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

EPO simple patent family

EP 3034238 A1 20160622; EP 3233379 A1 20171025; US 2017348840 A1 20171207; WO 2016096807 A1 20160623

INPADOC legal status


2018-03-28 [DAV] REQUEST FOR VALIDATION OF THE EUROPEAN PATENT (IN ANY COUNTRY) (DELETED)

2018-03-28 [DAX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT (TO ANY COUNTRY) (DELETED)

2017-10-25 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20170719

2017-10-25 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): 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 MK MT NL NO PL PT RO RS SE SI SK SM TR

2017-10-25 [AV] REQUEST FOR VALIDATION OF THE EUROPEAN PATENT IN:

- Countries: MA MD

2017-10-25 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Countries: BA ME