IP Library Granted Patent US 7,520,262
Granted Patent B2
US 7,520,262 · App. 11/635,889 · Granted Apr 21, 2009

Integrated type engine brake for diesel engine

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Quick Facts
Patent No.
US 7,520,262
App. No.
11/635,889
Granted
Apr 21, 2009
Kind
B2
Abstract

An integrated type engine brake for a diesel engine includes: a cam cap; a valve integral with the cam cap, the valve including an oil inlet and an oil outlet; and a rocker shaft with a brake oil passage in fluid communication with the oil inlet and the oil outlet. The cam cap also has a brake oil passage in fluid communication with the oil inlet and the oil outlet. The brake oil passages of the cam cap and the rocker shaft are in direct fluid communication with one another.

Claims (6)

1. An integrated engine brake for a diesel engine, comprising:

a cam cap comprising a first oil outlet and a second oil outlet;

a control valve integral with the cam cap and comprising a brake oil inlet and a brake oil outlet ,wherein the brake oil outlet fluidly communicates with the second oil outlet of the cam cap; and

a rocker shaft comprising a first oil passage and a second oil passage wherein the second oil passage is in fluid communication with the second oil outlet of the cam cap, and the first oil passage is in fluid communication with the first oil outlet of the camp cap;

wherein engine brake oil is supplied to the brake oil inlet of the control valve and engine oil is supplied to the first oil outlet of the cam cap.

2. The brake of claim 1 , wherein the second oil passage of the rocker shaft is in direct fluid communication with an engine brake oil passage of an exhaust locker arm, wherein the exhaust rocker arm includes an adjustment screw and an engine oil passage being in direct fluid communication with the first oil passage of the rocker shaft.

Assignments (4)
CORRECTIVE ASSIGNMENT TO CORRECT THE TYPOGRAPHICAL ERROR IN APPLICATION NUMBER OF 18437370 TO 18347370 LISTED ON THE COVER SHEET PREVIOUSLY RECORDED ON REEL 69502 FRAME 334. ASSIGNOR(S) HEREBY CONFIRMS THE SECURITY INTEREST. Recorded May 8, 2025
From: IBOTTA, INC.
To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 071234/0170 →
CORRECTIVE ASSIGNMENT TO CORRECT THE TYPOGRAPHICAL ERRORS IN THE APPLICATION/REGISTRATION NUMBERS OF 20120323656 TO 13/527395; 20120323663 TO 13/571150; 20220245656 TO 17/709097; AND 20220358486 TO 17/873502 PREVIOUSLY RECORDED ON REEL 69502 FRAME 334. ASSIGNOR(S) HEREBY CONFIRMS THE SECURITY INTEREST. Recorded Jan 22, 2025
From: IBOTTA, INC.
To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 070498/0473 →
SECURITY INTEREST Recorded Dec 5, 2024
From: IBOTTA, INC.
To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 069502/0334 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 29, 2007
From: JEONG, JONG YUN; KIM, JUNG HO
To: HYUNDAI MOTOR COMPANY
Reel/Frame 019123/0978 →