Attachments for power turns
US4930621A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 16, 1988 |
| Grant date | Jun 5, 1990 |
| Priority date | — |
| Expiry date | Sep 16, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65G2201/02
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Attachments for a power turn which power turn has a frame having arcuate inner and outer sidewall portions and support plates forming extensions of the arcuate outer side wall portion and on which are rotatably mounted a driving roll and an idler roll. An endless belt is journaled around the driving and idler rolls and is moved thereby. A cover is mounted on the arcuate outer sidewall portion to cover the outer portion of the endless belt and an endless chain secured thereto and has a main body portion and two removable end portions. One end portion covers a sprocket of the driving roll and portions of the endless chain and the second removable end portion covers a sprocket of the idler roll and portions of the endless chain so that the removable end portions may be readily removed when it is desired to inspect these portions of the driving and idler rolls. The cover has a top wall portion on which are mounted a plurality of lugs, each of which has a support portion spaced a distance above the top wall portion. A safeguard has an arcuate side wall with a plurality of lugs mounted thereon, each of which has a support portion and is positioned so that a portion thereof mates with an …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.