TIP: Click on subject to list as thread! ANSI
echo: electronics
to: ROBERT SAYRE
from: MIKE ROSS
date: 2002-12-09 21:56:30
subject: ex TRAFFIC LIGHT

"ROBERT SAYRE" wrote to "GREG MAYMAN" (08 Dec 02  18:29:00)
 --- on the topic of "TRAFFIC LIGHT"

 GM> The only door dampers I know either use air (the cheap ones that
 GM> "die" when the piston rubber shrinks) or oil, where the viscosity
 GM> doesn't change enough to matter.

 GM> I can't imagine how they would make grease filled ones work
 GM> reliably over a wide range of temperatures...

 RS> Corning silicon grease (damping fluid).

BTW, thanks for the tip. Just remembered seeing another type of door
damping which used something like a clockwork escapement with a friction
wheel on a rubber track. I think it was an Akai tape deck mechanism.

 Mike
 ****

... If all else fails, hurl it across the room a few times!
--- Blue Wave/DOS v2.30
* Origin: Juxtaposition BBS, Telnet:juxtaposition.dynip.com (1:167/133)
SEEN-BY: 633/267 270
@PATH: 167/133 379/1 633/267

SOURCE: echomail via fidonet.ozzmosis.com

Email questions or comments to sysop@ipingthereforeiam.com
All parts of this website painstakingly hand-crafted in the U.S.A.!
IPTIA BBS/MUD/Terminal/Game Server List, © 2025 IPTIA Consulting™.