| 摘要 |
A stationary twin column hoist to be used for raising vehicles, in which each column is fitted with a height-adjustable carriage, this carriage having two carrier arms which can be adjusted for length and which can be spread apart relative to each other, these being used to support the vehicle. In order to simply work that is carried out on the body of such a vehicle the present invention proposes that the pairs of rotating arms be connected with the carriages by an adjusting system each of these adjusting systems being pivotable about a common horizontal axis. Addition holding devices are provided so as to ensure the additional security of the vehicle. Using the present invention it is possible to convert existing twin column hoists without any major expenditure. |
