IP Library Granted Patent US 9,297,564
Granted Patent B2
US 9,297,564 · App. 13/482,708 · Granted Mar 29, 2016

Refrigerant recovery unit with diagnostic interface

Inventors: Tim Wagaman (Owatonna, MN); Mark McMasters (Owatonna, MN)
Assignee: Bosch Automotive Service Solutions Inc.
F25B45/00B60H1/00585F25B2345/003
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Quick Facts
Patent No.
US 9,297,564
App. No.
13/482,708
Granted
Mar 29, 2016
Kind
B2
Abstract

A refrigerant recovery unit is provided that is capable of communicating with a vehicle diagnostic tool. The diagnostic tool can retrieve vehicle information, such as vehicle identifying information or vehicle diagnostic information. The refrigerant recovery unit can diagnose the vehicle and provide fixes to the user using the database stored therein or from a remote location. The refrigerant recovery unit includes various hardware and software to communicate with electronic control units in the vehicle.

Claims (35)

1. A refrigerant recovery unit, comprising:

a refrigerant storage unit configured to store a refrigerant;

a refrigerant circuit configured to recover and recharge the refrigerant in a refrigerant system of a vehicle;

a communication interface configured to communicate with a vehicle diagnostic tool and the vehicle using a vehicle communication protocol, wherein diagnostic information including diagnostic trouble codes is passed through to the refrigerant recovery unit to be processed and is not processed by the diagnostic tool, and wherein fixes are provided to a user based on the diagnostic information;

a processor configured to control the refrigerant recovery unit;

a memory to store diagnostic software and operating software to operate the refrigerant recovery unit; and

a pair of hoses configured to connect to the refrigerant system of the vehicle.

2. The refrigerant recovery unit according to claim 1 further comprising:

an input interface configured to receive an input from the user; and a display configured to display information to the user.

3. The refrigerant recovery unit according to claim 1 , wherein the communication interface receives diagnostic information of the vehicle through the diagnostic tool.

4. The refrigerant recovery unit according to claim 1 , wherein the fixes are retrieved from a remote computing device.

5. The refrigerant recovery unit according to claim 3 , wherein the refrigerant recovery unit processes the diagnostic information and provides top fixes to the user on a display.

6. The refrigerant recovery unit according to claim 1 , wherein the communication interface includes communication protocols to communicate directly with the electronic control units of the vehicle.

7. A refrigerant recovery unit, comprising:

means for storing refrigerant;

means for transferring refrigerant configured to recover and recharge the refrigerant in a refrigerant system of a vehicle;

means for communicating configured to communicate with a vehicle diagnostic tool and with the vehicle using a vehicle communication protocol, wherein diagnostic information including diagnostic trouble codes is passed through to the refrigerant recovery unit to be processed and is not processed by the diagnostic tool, and wherein fixes are provided to a user based on the diagnostic information;

means for controlling configured to control the refrigerant recovery unit;

means for storing diagnostic software and operating software to operate the refrigerant recovery unit; and

means for supplying refrigerant configured to connect to the refrigerant system of the vehicle.

8. The refrigerant recovery unit according to claim 7 further comprising: means for inputting configured to receive an input from the user; and means for displaying configured to display information to the user.

9. The refrigerant recovery unit according to claim 7 , wherein the means for communicating receives diagnostic information of the vehicle through the diagnostic tool.

10. The refrigerant recovery unit according to claim 7 wherein the fixes are retrieved from a remote computing device.

11. The refrigerant recovery unit according to claim 9 , wherein the refrigerant recovery unit processes the diagnostic information and provides top fixes to the user on means for displaying.

12. The refrigerant recovery unit according to claim 7 , wherein the means for communicating includes communication protocols to communicate directly with the electronic control units of the vehicle.

13. A refrigerant recovery unit, comprising:

a refrigerant storage unit configured to store a refrigerant;

a refrigerant circuit configured to recover and recharge the refrigerant in a refrigerant system of a vehicle;

a vehicle communication interface configured to communicate with a data link connector of a vehicle in a vehicle communication protocol, wherein the communication occurs even when a diagnostic tool simply passes through vehicle diagnostic information that includes diagnostic trouble codes without processing the information;

a processor configured to control the refrigerant recovery unit;

a memory to store diagnostic software and operating software to operate the refrigerant recovery unit; and

a pair of hoses configured to connect to the refrigerant system of the vehicle, wherein fixes are provided to the user based on vehicle diagnostic information.

14. The refrigerant recover unit according to claim 13 further comprising:

an input interface configured to receive an input from a user; and

a display configured to display information to the user.

Assignments (3)
MERGER Recorded Jul 8, 2015
From: BOSCH AUTOMOTIVE SERVICE SOLUTIONS LLC
To: BOSCH AUTOMOTIVE SERVICE SOLUTIONS INC
Reel/Frame 036024/0803 →
CHANGE OF NAME Recorded Jul 8, 2015
From: SERVICE SOLUTIONS US LLC
To: BOSCH AUTOMOTIVE SERVICE SOLUTIONS LLC
Reel/Frame 036082/0618 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 29, 2012
From: WAGAMAN, TIM; MCMASTERS, MARK
To: SERVICE SOLUTIONS U.S. LLC
Reel/Frame 028282/0729 →
Continuity (1)
Related Publication 20130319025A1 · Dec 5, 2013