公开(公告)号：WO2010120176A1

公开(公告)日：2010-10-21

申请号：PCT/NL2010/050196

申请日：2010-04-15

Applicant: VAN DER HELM PIJNACKER TRACTOREN ,  VAN DER HELM, Hermanus Cornelis

Inventor： VAN DER HELM, Hermanus Cornelis

IPC: B66F9/06 ,  B66B1/18 ,  B62B5/02

CPC classification number: B66F9/06 ,  B62B1/10 ,  B62B5/0026 ,  B62B5/0046 ,  B62B5/0066 ,  B62B5/04 ,  B62B5/0485 ,  B62B2203/10

Abstract: Hand truck with a frame provided with a substantially vertical guide, two wheels which are situated near the bottom side of the guide and which are rotatable about a transverse shaft, a handle which is situated near the upper side of the guide, a lifting device comprising a lifting element which is displaceable along the guide and a lifting drive which is connected to the lifting element for displacing the lifting element, a motor for driving the wheels and a brake cooperating with the wheels for blocking the rotation of the wheels, in which a control device is provided which can be operated via the handle for switching the lifting drive and the motor on and off, characterized in that, in a lower driving position of the lifting element, the brake is released and, when the lifting element is moved from the lower driving position to a lifting position, the brake is engaged, in which case the wheels can be driven via the motor at a positioning speed.

Abstract translation: 具有设置有基本上垂直的引导件的框架的手推车，两个轮，位于引导件的底侧附近并且可围绕横向轴旋转;手柄，其位于引导件的上侧附近，提升装置包括： 提升元件，其可沿引导件移动;升降驱动器，其连接到提升元件，用于移动提升元件;驱动车轮的马达;以及与车轮配合以阻止车轮旋转的制动器，其中 提供控制装置，其可以通过手柄操作，用于开启和关闭提升驱动器和马达，其特征在于，在提升元件的较低驱动位置，制动器被释放，并且当提升元件从 在提升位置的下驱动位置，制动器接合，在这种情况下，可以通过马达以定位速度驱动车轮。