The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 07, 2015
Filed:
Oct. 27, 2010
Deuk-jin Park, Ulsan, KR;
Ju-tae Kim, Ulsan, KR;
Eung-sung Kim, Ulsan, KR;
Kang-yun Jung, Ulsan, KR;
Kwang-cheol Heo, Ulsan, KR;
Jong-suk Kim, Ulsan, KR;
Eun Ha, Ulsan, KR;
Beom-yong NO, Ulsan, KR;
Deuk-Jin Park, Ulsan, KR;
Ju-Tae Kim, Ulsan, KR;
Eung-Sung Kim, Ulsan, KR;
Kang-Yun Jung, Ulsan, KR;
Kwang-Cheol Heo, Ulsan, KR;
Jong-Suk Kim, Ulsan, KR;
Eun Ha, Ulsan, KR;
Beom-Yong No, Ulsan, KR;
HYUNDAI HEAVY INDUSTRIES, CO., LTD., Ulsan, KR;
Abstract
A fuel injection pump having a separable plunger includes a separable plunger of which outer circumference is slide coupled to an inside of the a such that a lower portion thereof is supported by an upper portion of a main plunger to enable upward and downward slide movement in association with the main plunger, wherein an injection timing control spiral step of which upper surface is formed in a spiral shape, is protrudingly formed on the outer circumference thereof and a fuel passage is formed on one side of the outer circumference thereof including the injection timing control spiral step and an elastic member having a lower portion elastically supported by the separable plunger and an upper portion inserted within the barrel to be supported by an upper surface of the barrel.