EP 1887167 A2 20080213 - Improvements in and relating to post drivers
Title (en)
Improvements in and relating to post drivers
Title (de)
Verbesserungen bei und im Zusammenhang mit Pfahlrammen
Title (fr)
Améliorations dans et concernant les enfonce-pieux
Publication
Application
Priority
- IE 20060592 A 20060810
- IE 20060699 A 20060926
Abstract (en)
A post driver (2) has a support frame (3) with means (3a) for attachment to the three-point linkage of a tractor. An upright mast (5,6) is mounted on the support frame (3). A post holder (1) is slidably mounted on the mast (5,6). A pile driving hammer (7) is slidably mounted on the mast (5,6) above the post holder (1). Means is provided for raising the hammer (7) on the mast (5,6) for dropping onto the post holder (1) to drive a post (11) into the ground. The post holder (1) is mounted on the mast (5,6) by means of a carriage (14) which is slidable on the mast (5,6). The post holder (1) has a post retaining socket (15) which is rotatably mounted on the carriage (14) for rotating the post (11) for alignment of the post (11) in the ground. A ram (17) extends between the carriage (14) and the socket (15) and is operable for rotation of the socket (15).
IPC 8 full level
E04H 17/26 (2006.01)
CPC (source: EP)
E04H 17/263 (2013.01)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA HR MK YU
DOCDB simple family (publication)
EP 1887167 A2 20080213; IE 20070574 A1 20080611; IE S20070575 A2 20080820
DOCDB simple family (application)
EP 07114208 A 20070810; IE 20070574 A 20070810; IE S20070575 A 20070810