IP Library Granted Patent US 7,850,191
Granted Patent B1
US 7,850,191 · App. 12/486,390 · Granted Dec 14, 2010

Trailer wiring connection

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Quick Facts
Patent No.
US 7,850,191
App. No.
12/486,390
Granted
Dec 14, 2010
Kind
B1
Abstract

A trailer hitch apparatus for mechanically and electrically coupling a towing vehicle to a towed vehicle includes: a receiver and a trailer mount. The receiver has a receiver tube with an open end; a first electrical connector having a plurality of electrical contacts for attaching to the towing vehicle electrical system; and a second electrical connector having a plurality of electrical contacts electrically connected to the plurality of electrical contacts of the first electrical connector. The trailer mount is installed within the open end of the receiver tube and includes a mounting tube comprising a first end and a second end for inserting into the receiver tube; a third electrical connector having a plurality of electrical contacts and operable to mate with the second electrical connector; an attachment mount connected to the second end of the mounting tube; a trailer attachment device connected to the attachment mount for attaching a towed vehicle; and an electrical receptacle electrically having a plurality of electrical contacts and connected with the third electrical connector for providing an electrical signal to an electrical system of the towed vehicle.

Claims (45)

1. A trailer hitch apparatus for mechanically and electrically coupling a towed vehicle having an electrical system to a towing vehicle having an electrical system, the trailer hitch apparatus comprising:

a receiver comprising:

a receiver tube having an open end and a pin hole;

a first electrical connector for attaching to the electrical system of the towing vehicle; and

a second electrical connector electrically connected to the first electrical connector;

a trailer mount installed within the open end of the receiver tube, the trailer mount comprising:

a mounting tube comprising a first end for inserting into the receiver tube, a second end, and a pin hole;

a third electrical connector operable to mate with the second electrical connector;

an attachment mount connected to the second end of the mounting tube, the attachment mount comprising:

a horizontal portion having a hole for attaching a trailer attachment device; and

a slanted portion having a hole for mounting an electrical receptacle;

a trailer attachment device connected to the attachment mount for attaching a towed vehicle; and

said electrical receptacle electrically connected to the third electrical connector and mounted within the hole in the slanted portion of the attachment mount for providing an electrical signal to the electrical system of the towed vehicle; and

a pin placed within the pin hole of the receiver tube and the pin hold of the mounting tube for securing the mounting tube thing the receiver tube.

2. The trailer hitch apparatus of claim 1 , wherein the trailer attachment device is chosen from the group consisting of a ball mount, a multiple ball mount, a pintle hook, a tow ring, a tow strap mount, a clevis mount, and a combination thereof.

3. The trailer hitch apparatus of claim 1 , further comprising a lid operable to cover the electrical receptacle.

4. The trailer hitch apparatus of claim 1 , wherein the electrical receptacle is chosen from the group consisting of a four wire flat, a five wire flat, a four pole round, a five pole round, a six pole round, a seven pole RV blade and a six pole square.

5. The trailer hitch apparatus of claim 1 , wherein:

the receiver tube has an inner width and an inner height and the inner width and inner height is 5.08 cm (2 inches) or 3.175 cm (1.25 inches); and

the mounting tube has an exterior width and exterior height and the exterior width and exterior height is less than the interior width and height of the receiver tube.

6. The trailer hitch apparatus of claim 1 , wherein the electrical receptacle further comprises:

a securing portion with a hole therein for providing a location to secure the electrical receptacle to a surface; and

a screw for insertion in the hole in the attachment mount for securing the electrical receptacle to the surface.

7. The trailer hitch apparatus of claim 1 , wherein the electrical receptacle further comprises a circumferential flange.

8. The trailer hitch apparatus of claim 1 , wherein the electrical receptacle further comprises a grommet portion for securing the electrical receptacle within a hole.

9. A trailer hitch apparatus for mechanically and electrically coupling a towed vehicle having an electrical system to a towing vehicle having an electrical system, the trailer hitch apparatus comprising:

a receiver comprising:

a receiver tube having an first open end, a second end and a pin hole;

a first electrical connector for attaching to the electrical system of the towing vehicle;

a second electrical connector attached to the second end of the receiver tube and electrically connected to the first electrical connector; and

a frame for providing an attachment point to the towing vehicle;

a trailer mount installed within the open end of the receiver tube, the trailer mount comprising:

a mounting tube comprising a first end for inserting into the receiver tube, a second end, and a pin hole;

a third electrical connector attached to the first end of the mounting tube operable to mate with the second electrical connector;

an attachment mount connected to the second end of the mounting tube, the attachment mount comprising:

a horizontal portion having a hole for attaching a trailer attachment device; and

a slanted portion having a hole for mounting an electrical receptacle;

a trailer attachment device connected to the attachment mount for attaching a towed vehicle wherein the trailer attachment device is a ball mount;

said electrical receptacle electrically connected to the third electrical connector and mounted within the hole in the slanted portion of the attachment mount for providing an electrical signal to the electrical system of the towed vehicle; and

a pin placed within the pin hole of the receiver tube and the pin hold of the mounting tube for securing the mounting tube thing the receiver tube.

10. The trailer hitch apparatus of claim 9 , wherein the electrical receptacle is chosen from the group consisting of a four wire flat, a five wire flat, a four pole round, a five pole round, a six pole round, a seven pole RV blade and a six pole square.

11. The trailer hitch apparatus of claim 9 , wherein:

the receiver tube has an inner width and an inner height and the inner width and inner height is 5.08 cm (2 inches) or 3.175 cm (1.25 inches); and

the mounting tube has an exterior width and exterior height and the exterior width and exterior height is less than the interior width and height of the receiver tube.

12. The trailer hitch apparatus of claim 9 , further comprising a lid operable to cover the electrical receptacle.

Assignments (5)
FIRST LIEN INTELLECTUAL PROPERTY SECURITY AGREEMENT Recorded Jun 18, 2025
From: AIRTEX INDUSTRIES, LLC; AIRTEX PRODUCTS, LP; APC INTERMEDIATE HOLDINGS, LLC; APC PARENT, LLC; ASC INDUSTRIES, INC.; AUTOLITE OPERATIONS LLC; AVM EXPORT, INC.; BPI ACQUISITION COMPANY, LLC; BPI EC, LLC; BPI HOLDINGS INTERNATIONAL, LLC; BRAKE PARTS INC CHINA LLC; BRAKE PARTS INC INDIA LLC; BRAKE PARTS INC LLC; CARDONE INDUSTRIES, INC.; CARRAND COMPANIES, INC.; CARTER CARBURETOR HOLDINGS, LLC; CARTER CARBURETOR, LLC; CARTER FUEL EXPORT, INC.; CARTER FUEL SYSTEMS, LLC; CHAMPION LABORATORIES, INC.; CWD HOLDING, LLC; CWD INTERMEDIATE HOLDINGS I, LLC; CWD INTERMEDIATE HOLDINGS II, LLC; CWD, LLC; DALTON CORPORATION; DALTON CORPORATION, KENDALLVILLE; MANUFACTURING FACILITY DALTON CORPORATION, ASHLAND; MANUFACTURING FACILITY DALTON CORPORATION, STRYKER MACHINING FACILITY CO.; DALTON CORPORATION, WARSAW MANUFACTURING FACILITY; EAGLE CASTING, LLC; EAGLE MACHINING, LLC; FIRST BRANDS GROUP INTERMEDIATE, LLC; FIRST BRANDS GROUP, LLC; FRAM GROUP IP LLC; FRAM GROUP OPERATIONS LLC; FRAMAUTO HOLDINGS, LLC; FUEL FILTER TECHNOLOGIES, INC.; GLOBAL REMAN VENTURES, LLC; HEATHERTON HOLDINGS, LLC; HOPKINS ACQUISITION, INC.; HOPKINS MANUFACTURING CORPORATION; HORIZON EURO FINANCE LLC; HORIZON GLOBAL AMERICAS INC.; HORIZON GLOBAL COMPANY LLC; HORIZON GLOBAL CORPORATION; HORIZON INTERNATIONAL HOLDINGS LLC; IBI INTERNATIONAL HOLDING COMPANY, INC.; INTERNATIONAL BRAKE INDUSTRIES, INC.; JASPER ACQUISITION CORP.; JASPER RUBBER PRODUCTS, INC.; KTRI HOLDINGS, INC.; KTRI OFFSHORE HOLDINGS, LLC; LONGMAN ENTERPRISES, INC.; PHNX ACQUISITION CORP.; PREMIER MARKETING GROUP, LLC; PYLON MANUFACTURING CORP.; PYLON SOUTH BEND, INC.; QUALIS AUTOMOTIVE, L.L.C.; QUALIS ENTERPRISES, LLC; QUALITOR ACQUISITION INC.; QUALITOR AUTOMOTIVE, LLC; QUALITOR SUBSIDIARY H, INC.; QUALITOR SUBSIDIARY S, INC.; QUALITOR, INC.; REMAN MANAGEMENT INTERNATIONAL LLC; SDC TX, LLC; SMART CHOICE, LLC; SPECIALTY PUMPS GROUP, INC.; STRONGARM, LLC; TAE BRAKES, LLC; TAE CHINA HOLDINGS, INC.; TMD INTERNATIONAL HOLDINGS LLC; TMD MEXICO LLC; TOLEDO MOLDING & DIE, LLC; TRANSPORTATION AFTERMARKET ENTERPRISE, LLC; TRICO HOLDING CORPORATION; TRICO PRODUCTS CORPORATION; TRICO TECHNOLOGIES CORPORATION; TRIDONEX USA LLC; UCI ACQUISITION HOLDINGS (NO. 4) LLC; UCI INTERNATIONAL HOLDINGS PARENT, INC.; UCI INTERNATIONAL HOLDINGS, INC.; UCI INTERNATIONAL, LLC; UCI PENNSYLVANIA, INC.; UCI-AIRTEX HOLDINGS, INC.; UNITED COMPONENTS, LLC; UNIVERSAL AUTO FILTER LLC; VIPER ACQUISITION I, INC.; VIPER ACQUISITION, INC.; WALBRO LLC; WALBRO MIDCO LLC; WEM US CO.
To: GLAS USA LLC
Reel/Frame 071674/0688 →
PATENT COLLATERAL AGREEMENT Recorded May 12, 2017
From: HOPKINS MANUFACTURING CORPORATION
To: THE BANK OF NOVA SCOTIA
Reel/Frame 042455/0159 →
PATENT COLLATERAL AGREEMENT Recorded Jun 9, 2011
From: HOPKINS MANUFACTURING CORPORATION
To: PENFUND CAPITAL FUND III LIMITED PARTNERSHIP
Reel/Frame 026418/0001 →
SECURITY AGREEMENT Recorded Jun 3, 2011
From: HOPKINS MANUFACTURING CORPORATION
To: THE BANK OF NOVA SCOTIA
Reel/Frame 026390/0215 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 17, 2009
From: KAMINSKI, GARY; IHDE, DAVID
To: HOPKINS MANUFACTURING CORP.
Reel/Frame 022972/0015 →