Modular supporting device for a semi-trailer and semi-trailer having such supporting device
US8967667B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 21, 2012 |
| Grant date | Mar 3, 2015 |
| Priority date | — |
| Expiry date | Aug 21, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/18784
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The invention relates to a supporting device for a semi-trailer or the like, comprising an outer supporting tube and an inner supporting tube, wherein the inner supporting tube is telescopically arranged in the outer supporting tube and may be moved in the axial direction relative to the outer supporting tube by a spindle mechanism mounted inside the outer supporting tube. The supporting device may further comprise an actuating device for actuating the spindle mechanism, which is configured as a separate structural unit and arranged outside of the outer supporting tube. The invention further relates to a semi-trailer having at least one such supporting device as well as an actuating device and a transmission device for use in such a supporting device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.