Invention Grant
- Patent Title: Spiral hose
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Application No.: US17312973Application Date: 2019-12-10
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Publication No.: US11649911B2Publication Date: 2023-05-16
- Inventor: Kubra Aslan , Dipak Singh , Salih Karayagiz , Nivedita Singh , Bjoern Theberath , Nida Aras
- Applicant: Eaton Intelligent Power Limited
- Applicant Address: IE Dublin
- Assignee: DANFOSS POWER SOLUTIONS II TECHNOLOGY A/S
- Current Assignee: DANFOSS POWER SOLUTIONS II TECHNOLOGY A/S
- Current Assignee Address: DK Nordborg
- Agency: Leydig, Voit & Mayer, Ltd.
- Priority: IN 1811047243 2018.12.13 GB 06359 2019.05.07
- International Application: PCT/EP2019/084494 2019.12.10
- International Announcement: WO2020/120505A 2020.06.18
- Date entered country: 2021-06-11
- Main IPC: F16L11/08
- IPC: F16L11/08

Abstract:
A spiral hose includes: a tube with a first wall thickness; a first reinforcement package, arranged around a circumference of the tube, having a first rubber layer embedding at least one set of a first and second layer of wire wound in a helical path around the tube, a winding direction of the first layer being opposite from a winding direction of the second layer, which first reinforcement package has a first package thickness; a second reinforcement package, arranged around a circumference of the first reinforcement package, having a second rubber layer embedding at least a second set of a third and fourth layer of wire wound in a helical path around the first reinforcement package, a winding direction of the third layer being opposite from a winding direction of the fourth layer, which second reinforcement package has a second package thickness; and a cover layer.
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