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:
Dec. 03, 2019
Filed:
Jun. 16, 2017
Xuzhou Xian BO Engine Machinery Technology Co., Ltd., Xuzhou, CN;
XUZHOU XIAN BO ENGINE MACHINERY TECHNOLOGY CO., LTD., Xuzhou, CN;
Abstract
An engine cylinder block includes a cylinder block housing and a double-crankshaft mechanism installation case located at a downside of the cylinder block housing. The cylinder block housing is integrally connected with the double-crankshaft mechanism installation case. The cylinder block housing is provided with a cylinder block cavity. The double-crankshaft mechanism installation case is enclosed and formed by an end cover and a side cover. A piston rod guiding groove is installed in the double-crankshaft mechanism installation case. A connecting rod sliding groove is configured through the piston rod guiding groove. A crank operation cavity is configured on both sides of the piston rod guiding groove. A main spindle installation hole is configured on the shell at both ends of each crank operation cavity. A main spindle supporting portion is configured below the main spindle installation hole.