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. 04, 2017
Filed:
Sep. 23, 2011
Jin Suk Lee, Yuseong-gu, KR;
Ji Nam Kim, Tongyeong-si, KR;
Hyun Sang Park, Geoje-si, KR;
Hyung Gil Park, Yuseong-gu, KR;
Kwang Jun Paik, Yuseong-gu, KR;
Dong Hyun Lee, Yuseong-gu, KR;
Tae Goo Lee, Yuseong-gu, KR;
Sung Wook Chung, Geoje-si, KR;
Tetsuji Hoshino, Seo-gu, KR;
Jong Soo Seo, Yuseong-gu, KR;
Seung Myun Hwangbo, Yuseong-gu, KR;
Jin Suk Lee, Yuseong-gu, KR;
Ji Nam Kim, Tongyeong-si, KR;
Hyun Sang Park, Geoje-si, KR;
Hyung Gil Park, Yuseong-gu, KR;
Kwang Jun Paik, Yuseong-gu, KR;
Dong Hyun Lee, Yuseong-gu, KR;
Tae Goo Lee, Yuseong-gu, KR;
Sung Wook Chung, Geoje-si, KR;
Tetsuji Hoshino, Seo-gu, KR;
Jong Soo Seo, Yuseong-gu, KR;
Seung Myun Hwangbo, Yuseong-gu, KR;
Samsung Heavy Ind. Co., Ltd., Seoul, KR;
Abstract
Disclosed are a propulsion device for a ship and a ship having same. The propulsion device, according to an embodiment of the present invention, comprises: a rear propeller fixed to a driveshaft; a front propeller positioned in front of the rear propeller, and supported rotably on the driveshaft; and a counter rotation device for reversing and transmitting the rotation of the driveshaft to the front propeller; a motor for rotating the driveshaft; and an housing, which extends from to the lower part of the hull, and which is installed so as to envelope the counter rotation device and the motor.