I've had this before on a SOP translation and I translated it as 'buffer conveyor'. There are plenty of references (see some below) that appear to substatiate this translation:

Refs:

www.youtube.com/watch?v=2JUjgIK9WWQ
Nov 1, 2009 - Uploaded by PaxonaSFT
Paxona Fifomat first in first out accumulation, buffer conveyor system for all kinds of products. Zero pressure ...

Buffer conveyor - My Automationwww.myautomation.it/index_eng.php?page=prod&id=26Cached
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MyLine®. MYA-2-BC Buffer conveyor. Used to create a temporary buffer within the production line. Printed circuit boards are blocked by a mechanical stopper.


VarioLoc - the new modular skid conveyor system for conveyor ...www.eisenmann.com/dms/downloads/produkte.../VarioLoc_en.pdf... +1'd this publicly. Undo
File Format: PDF/Adobe Acrobat
conveyor systems which are used for linking indi- ... Particularly in buffer and storage zones, it is necessary to ... The travel and lift sequences are monitored by a ...


Rotomation for horticultural machinery including Buffer Conveyorwww.rotomation.co.uk/acatalog/Buffer_Conveyor.htmlCached
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Rotomation for horticultural machinery including Conveyors, Buffer Conveyors. ... The pots are removed from the buffer table by the operator of the fork lift or ...


Javo Buffer Conveyorswww.javo.eu › Home › NewsCached
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Javo Buffer Conveyors. ... The computer controlled buffer belt creates "blocks", while the width of the blocks is determined by the width of the fork from the fork lift .

SMF - BUFFER Conveyor-frwww.smfgmbh.com › Home page-fr › Offer-fr › Conveyors -frCached
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Home page-fr > Offer-fr > Conveyors -fr > BUFFER Conveyor-fr ... The air conveyor usually consists of straight and turning modules, lifts, air forcing fans and ...


And this is what they look like:


http://www.google.be/search?q=buffer conveyor&hl=en&tbo=u&tb...