Glossary - Revision history

Signal-in-the-box at 00:32, 13 July 2016

2016-07-13T00:32:20Z

2014-06-13T09:39:17Z

‎Command Lens

2014-06-13T09:39:04Z

‎Command Lens

2014-05-26T21:31:15Z

2014-05-26T03:54:59Z

‎Bar Lens

2014-05-26T03:43:53Z

2014-05-26T03:43:37Z

2014-05-25T19:42:49Z

‎Doghouse Signal

2014-05-24T19:22:23Z

‎Blank Door

2014-05-24T19:22:02Z

‎Hand-Man Pedestrian Signal

← Older revision		Revision as of 00:32, 13 July 2016
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	This page is meant to define and clarify the meanings of traffic control terms and phrases.		This page is meant to define and clarify the meanings of traffic control terms and phrases.

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 [[ File:Waitlenspyth.jpg |thumb|left|A 'WAIT' lens, used in early pedestrian signals.]]
 :: A signal lens with a message embossed on the glass; typically STOP for the red lens, CAUTION for the yellow, and GO for the green lens. One common example of a special-purpose command lens is THANK YOU on a green tollbooth signal.
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← Older revision		Revision as of 09:39, 13 June 2014
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	===Command Lens===		===Command Lens===
		+	[[ File:Waitlenspyth.jpg \|thumb\|left\|A 'WAIT' lens, used in early pedestrian signals.]]
	:: A signal lens with a message embossed on the glass; typically STOP for the red lens, CAUTION for the yellow, and GO for the green lens. One common example of a special-purpose command lens is THANK YOU on a green tollbooth signal.		:: A signal lens with a message embossed on the glass; typically STOP for the red lens, CAUTION for the yellow, and GO for the green lens. One common example of a special-purpose command lens is THANK YOU on a green tollbooth signal.

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 ===Aspect===
 :: The number of aspects a signal has is basically saying how many indications it has. A single aspect beacon has one indication, for example.
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-===Bar Lens===
+===Bar Lens (Adler Lens)===
-:: A signal lens with a smooth glass "bar" through the center. Akin to some railroad signals, the bar is horizontal for red, diagonal for yellow, and vertical for green. (Adler reference?)
+:: A signal lens with a smooth glass "bar" through the center. Akin to some railroad signals, the bar is horizontal for red, diagonal for yellow, and vertical for green.
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← Older revision		Revision as of 03:43, 26 May 2014
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	This page is meant to define and clarify the meanings of traffic control terms and phrases.		This page is meant to define and clarify the meanings of traffic control terms and phrases.

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 :: All sections are 12"; red is centered
 :: [[File:Doghouse.png]] [[File:WinkomaticDoghouse.JPG |thumb|A doghouse signal.]]
 :: '''''"Crooked Doghouse"'''''
 :: All sections are 12"; red is off center
-:: [[File:Doghouse-Crooked.png]]
+:: [[File:Doghouse-Crooked.png]] [[File:Offsetdoghousepyth.jpg|thumb|An offset doghouse signal.]]
 :: '''''"Pinhead Doghouse"'''''
 :: The Red is 8", all other sections are 12"
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 :: '''''"Cheap Doghouse"'''''
 :: The R, Y, & G sections are 8", the Arrows are 12"
-:: [[File:Doghouse-Cheap.png]]
+:: [[File:Doghouse-Cheap.png]]  [[File:Cheapdoghousepyth.jpg|thumb|A cheap doghouse signal.]]
 :: '''''"Delaware Doghouse"'''''
 :: The Red is 12", all other sections are 8"
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 :: '''''"8-inch Doghouse"'''''
 :: All sections are 8"
-:: [[File:Doghouse-8".png]]
+:: [[File:Doghouse-8".png]]  [[File:8indoghousepyth.jpg|thumb|8" doghouse.]]
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 ::Before the [[#Flashing Yellow Arrow|"Yellow Trap" signal]] came around, the flashing yellow arrow concept was introduced by doghouse signals [?]. These are much less common than the [[#Flashing Yellow Arrow|"Yellow Trap" signal]]s. Below are two versions of it.<br>
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← Older revision		Revision as of 19:22, 24 May 2014
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	:: A door that was designed without any mountings for a visor or lens. These were used on nonadjustable signals where one side didn't face a street or faced against the flow of traffic on a one-way street.		:: A door that was designed without any mountings for a visor or lens. These were used on nonadjustable signals where one side didn't face a street or faced against the flow of traffic on a one-way street.

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 ====Hand-Man Pedestrian Signal====
 :: A pedestrian signal that uses a raised hand for the stop indication and a man walking for the walk indication. These are the most common pedestrian signals in the US & Canada. [[File:DurasigPeds.JPG |thumb|Hand/Man Durasig pedestrian signals. The man indication can be seen, despite it being off.]]
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