Tractor trailer light system test circuit

• US 5,095,276 A
• Filed: 01/07/1991
• Issued: 03/10/1992
• Est. Priority Date: 01/07/1991
• Status: Expired due to Fees

• Current Assignee: James C. Nepil
• Original Assignee: James C. Nepil
• Inventors: Nepil, James C.
• Primary Examiner(s): Wieder, Kenneth A.
• Assistant Examiner(s): Solis, Jose M.
• Application Number:
  US07/637,679
• Time in Patent Office: 428 Days
• Field of Search: 324/503, 324/504, 324/505, 324/508, 324/66, 324/539, 340/635
• US Class Current: 324/504
• CPC Class Codes: G01R 31/006 on road vehicles, e.g. automobiles or trucks testing of ignition installations peculiar to internal combustion engines F02P17/00

Abstract

A tractor-trailer light system test circuit comprises: a first multi-pin plug; a plurality of circuit breakers; a second multi-pin plug; an audible buzzer; an ON-OFF push button switch; a first LED, a second LED, and a third LED; a plurality of resistors; a first resistor, a secon resistor, and a third resistor; a first test plug and a second test plug; and a first plurality of light emitting diodes, a second plurality of light emitting diodes, and a third plurality of light emitting diodes.

Claims

1. A tractor-trailer light system test circuit comprising:

a. first multi-pin plug means;

b. a plurality of circuit breaker means;

c. second multi-pin plug means;

d. first light emitting means;

e. second light emitting means;

f. third light emitting means;

g. a plurality of resistor means;

h. first resistor means;

i. second resistor means;

j. third resistor means;

k. first test plug means;

l. second test plug means;

m. a first plurality of light emitting means;

n. a second plurality of light emitting means;

o. a third plurality of light emitting means;

p. audible means; and

q. ON-OFF switch means;

said test circuit also comprising;

a first junction for interconnecting said first multi-pin plug means, said second multi-pin plug means, and a second junction;

a second junction for interconnecting said first junction, a third junction, and said audible means;

a third junction for interconnecting said third resistor means, said second junction, a fourth junction, and said first test plug means;

a fourth junction for interconnecting said third junction, said first resistor means, and said second resistor means;

a first plurality of junctions for interconnecting said second resistor means and said third plurality of light emitting means;

a second plurality of junctions for interconnecting said first resistor means and said second plurality of light emitting means;

a third plurality of junctions for interconnecting said plurality of circuit breaker means, said first plurality of light emitting means, and a fourth plurality of junctions;

a fourth plurality of junctions for interconnecting said third plurality of junctions, said second multi-pin plug means, and said second plurality of light emitting means;

a fifth plurality of junctions for interconnecting said plurality of circuit breaker means, said plurality of resistor means, and a sixth plurality of junctions;

a sixth plurality of junctions for interconnecting said first multi-pin plug means, said fifth plurality of junctions, and said third plurality of light emitting means;

a fifth junction for interconnecting said third resistor means, said third light emitting means, and a sixth junction;

a sixth junction for interconnecting said fifth junction, said second light emitting means, and said first light emitting means;

a seventh junction for interconnecting said second test plug means, said audible means, and said ON-OFF switch means; and

an eighth junction for interconnecting said third light emitting means, said second light emitting means, said first light emitting means, and said ON-OFF switch means.

2. The test circuit of claim 1 wherein according to a first operational circuit configuration, the circuit pathway comprises:

a first peripheral pin of said first multi-pin plug means;

said first resistor means;

two of said second plurality of light emitting means;

two of said plurality of resistor means;

two of said first plurality of light emitting means;

two of said plurality of circuit breakers;

second and third peripheral pins of said first multi-pin plug means;

said second resistor means;

two of said third plurality of light emitting means;

second and third peripheral pins of said second multi-pin plug means; and

a first peripheral pin of said second multi-pin plug means.

3. The test circuit of claim 1 wherein according to a second operational circuit configuration, the circuit pathway comprises:

a first peripheral pin of said first multi-pin plug means;

said first test plug means;

said second resistor means;

one of said third plurality of light emitting means;

said audible means;

said ON-OFF switch means;

said second test plug means;

said first, second, and third light emitting means;

one of said plurality of resistor means;

one of said first plurality of light emitting means;

one of said plurality of circuit breaker means;

said third resistor means;

first and second peripheral pins of said second multi-pin plug means; and

a second peripheral pin of said first multi-pin plug means.

4. The test circuit of claim 1 wherein according to a third operational circuit configuration, the circuit pathway comprises:

a first pin of said first multi-pin plug means;

said first resistor means;

one of said second plurality of light emitting mean;

one of said plurality of resistor means;

one of said first plurality of light emitting means;

one of said plurality of circuit breaker means;

said second resistor means;

one of said third plurality of light emitting means;

a second peripheral pin of said second multi-pin plug means;

a first peripheral pin of said second multi-pin plug means; and

a second peripheral pin of said first multi-pin plug means.

5. The test circuit of claim 1 wherein according to a fourth operational circuit configuration, the circuit pathway comprises:

a first peripheral pin of said first multi-pin plug means;

said first resistor means;

two of said first plurality of light emitting means;

two of said plurality of resistor means;

two of said first plurality of light emitting means;

two of said plurality of circuit breaker means;

second and third peripheral pins of said first multi-pin plug means;

said second resistor means; and

two of said third plurality of light emitting means.

6. The test circuit of claim 1 wherein according to a fifth operational circuit configuration, the circuit pathway comprises:

a first peripheral pin of said first multi-pin plug means;

said first test plug means;

said first resistor means;

one of said second plurality of light emitting means;

one of said plurality of circuit breaker means;

said second resistor means;

one of said third plurality of light emitting means;

said audible means;

said ON-OFF switch means;

said second test plug means;

said first, second, and third light emitting means;

said third resistor means; and

a second peripheral pin of said first multi-pin plug means.

7. The test circuit of claim 1 wherein according to a sixth operational circuit configuration, the circuit pathway comprises:

a first peripheral pin of said first multi-pin plug means;

said first resistor means;

one of said second plurality of light emitting means;

one of said plurality of circuit breaker means;

said second resistor means;

one of said third plurality of light emitting mean; and

a second peripheral pin of said first multi-pin plug means.