RATCHET MECHANISM WITH A REVERSIBLE RADIAL PAWL

Click to enlargeClick to enlarge Description

Ratchet wheel 1 rotates about fixed axis A. Pawl 2 is actuated by spring 3 and can slide in fixed guides b-b. Tooth a of pawl 2 engages teeth d of wheel 1. Pin 4 slides in a vertical slot of the base and indexes the position of pawl 2. As shown, pawl 2 prevents counterclockwise rotation of wheel 1. Pawl 2 can be lifted and turned through 180° in which case it prevents clockwise rotation instead.
$2718$RG,ML$

Linked items
Documents: Gear mechanisms  [Streambook]
Permanent links
DMG-Lib FaviconDMG-Lib https://www.dmg-lib.org/dmglib/handler?image=19408023
Europeana FaviconEuropeana  http://www.europeana.eu/portal/record/2020801/dmglib_handler_image_19408023.html
Data provider
ITUIlmenau TU  http://www.tu-ilmenau.de