公开(公告)号：US20180133853A1

公开(公告)日：2018-05-17

申请号：US15802222

申请日：2017-11-02

申请人： HIRATA CORPORATION

发明人： Hisayuki SUEOKA ,  Tsutomu NAKAUCHI ,  Koji KUROKAWA

IPC分类号： B23P19/04 ,  B23P21/00

摘要： An assembling apparatus places a retainer on a valve spring to surround an upper end of a valve stem. The apparatus includes an assembling head, and a moving unit configured to move the assembling head between the supply position of the retainer and an assembling position. The assembling head includes a holding unit configured to hold the retainer, and a push unit configured to push out the retainer. The push unit includes a push member supported to be able to advance/retreat along an elevating direction of the assembling head, and a biasing member configured to bias the push member in an advancing direction.

公开(公告)号：US20220118566A1

公开(公告)日：2022-04-21

申请号：US17646047

申请日：2021-12-27

申请人： HIRATA CORPORATION

发明人： Hisayuki Sueoka ,  Tsutomu NAKAUCHI ,  Koji KUROKAWA

IPC分类号： B23P19/04 ,  B23P21/00 ,  F01L3/24 ,  F01L3/10

摘要： An assembling apparatus places a retainer on a valve spring to surround an upper end of a valve stem. The apparatus includes an assembling head, and a moving unit configured to move the assembling head between the supply position of the retainer and an assembling position. The assembling head includes a holding unit configured to hold the retainer, and a push unit configured to push out the retainer. The push unit includes a push member supported to be able to advance/retreat along an elevating direction of the assembling head, and a biasing member configured to bias the push member in an advancing direction.

公开(公告)号：US20210008674A1

公开(公告)日：2021-01-14

申请号：US17035836

申请日：2020-09-29

申请人： HIRATA CORPORATION

发明人： Hisayuki SUEOKA ,  Tsutomu NAKAUCHI ,  Koji KUROKAWA

IPC分类号： B23P19/04 ,  B23P21/00 ,  F01L3/24 ,  F01L3/10

摘要： An assembling apparatus places a retainer on a valve spring to surround an upper end of a valve stem. The apparatus includes an assembling head, and a moving unit configured to move the assembling head between the supply position of the retainer and an assembling position. The assembling head includes a holding unit configured to hold the retainer, and a push unit configured to push out the retainer. The push unit includes a push member supported to be able to advance/retreat along an elevating direction of the assembling head, and a biasing member configured to bias the push member in an advancing direction.

公开(公告)号：US20220161377A1

公开(公告)日：2022-05-26

申请号：US17668801

申请日：2022-02-10

申请人： HIRATA CORPORATION

发明人： Hisayuki SUEOKA ,  Tsutomu NAKAUCHI ,  Koji KUROKAWA

IPC分类号： B23P19/04 ,  B23P21/00 ,  F01L3/24 ,  F01L3/10

摘要： An assembling apparatus places a retainer on a valve spring to surround an upper end of a valve stem. The apparatus includes an assembling head, and a moving unit configured to move the assembling head between the supply position of the retainer and an assembling position. The assembling head includes a holding unit configured to hold the retainer, and a push unit configured to push out the retainer. The push unit includes a push member supported to be able to advance/retreat along an elevating direction of the assembling head, and a biasing member configured to bias the push member in an advancing direction.

公开(公告)号：US20210008675A1

公开(公告)日：2021-01-14

申请号：US17035883

申请日：2020-09-29

申请人： HIRATA CORPORATION

发明人： Hisayuki SUEOKA ,  Tsutomu NAKAUCHI ,  Koji KUROKAWA

IPC分类号： B23P19/04 ,  B23P21/00 ,  F01L3/24 ,  F01L3/10

摘要： An assembling apparatus places a retainer on a valve spring to surround an upper end of a valve stem. The apparatus includes an assembling head, and a moving unit configured to move the assembling head between the supply position of the retainer and an assembling position. The assembling head includes a holding unit configured to hold the retainer, and a push unit configured to push out the retainer. The push unit includes a push member supported to be able to advance/retreat along an elevating direction of the assembling head, and a biasing member configured to bias the push member in an advancing direction.