A crash energy absorption part for an automobile is provided in a front portion or a rear portion of an automotive body and absorbing crash energy when a crash load is input from a front or a rear of the automotive body, and includes: a top portion; a tubular member including a side wall portion continuous with the top portion via a shoulder part of a punch; and a resin applied or patched to at least an inner surface of the shoulder part of a punch of the tubular member. The resin has a thickness gradually changing in an axial direction from one end side toward other end side, a thickest portion of the thickness is 8 mm or less, and the resin is bonded to the inner surface with an adhesive strength of 10 MPa or more and is axially crushed when the crash load is input.
CRASH ENERGY ABSORPTION PART FOR AUTOMOBILE, AND METHOD OF MANUFACTURING CRASH ENERGY ABSORPTION PART FOR AUTOMOBILE
21.03.2024
Patent
Elektronische Ressource
Englisch
AUTOMOBILE, CRASH-RESISTANT STRUCTURAL PART FOR THE AUTOMOBILE AND MANUFACTURING METHOD THEREOF
Europäisches Patentamt | 2015
|Crash-resistant structural part for automobile and manufacturing method thereof
Europäisches Patentamt | 2017
|CRASH-RESISTANT STRUCTURAL PART FOR AUTOMOBILE AND MANUFACTURING METHOD THEREOF
Europäisches Patentamt | 2016
Engineering Index Backfile | 1964