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REVERSIBLE-PAWL RACK-TYPE RATCHET MECHANISM |
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Description
Rack 1 has rectangular teeth d and slides in fixed guide a. Reversible pawl 2 can be turned about fixed axis A and engages teeth d of rack 1. Pawl 2 may be turned to the position shown by dash lines. In the first position the pawl allows rack motion only to the right; in the second position - only to the left. The pawl is held in engagement with the rack in either position by gravity. |
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REVERSIBLE-PAWL RACK-TYPE RATCHET MECHANISM
Click to enlarge
Rack 1 has rectangular teeth d and slides in fixed guide a. Reversible pawl 2 can be turned about fixed axis A and engages teeth d of rack 1. Pawl 2 may be turned to the position shown by dash lines. In the first position the pawl allows rack motion only to the right; in the second position - only to the left. The pawl is held in engagement with the rack in either position by gravity.
$2682$RG,3L$
| Documents: |
Gear mechanisms [Streambook] |
 DMG-Lib |
 https://www.dmg-lib.org/dmglib/handler?image=19350023 |
|
 Europeana |
 http://www.europeana.eu/portal/record/2020801/dmglib_handler_image_19350023.html |
 Ilmenau TU |
http://www.tu-ilmenau.de |
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