Field briefing
F15B · Systems acting by means of fluids in general
Systems acting by means of fluids in general; fluid-pressure actuators, e.g. servomotors; details of fluid-pressure systems, not otherwise provided for. Patents classified in CPC F15B, part of Engines, machines, heating and lighting.
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Newest patents in F15B · Systems acting by means of fluids in general
5 patents imported from the European Patent Office; newest published 2026-08-27; most active companies: Hefei Intaca Science Technology DEV Co Ltd, Jiangsu Hengli Hydraulic Co Ltd, Tianjin RES Institute OF Construction Machinery Co Ltd.
- Bidirektionales Proportionalventil mit elektromagnetischem Aktuator DE102025107055A1, published 2026-08-27
- 一种水下液压驱动阀限位开关结构 CN122523490A, published 2026-08-07
- Oil cylinder, working method thereof and piston rod displacement detection device for oil cylinder CN120557231A, published 2025-08-29
- Pure electric engineering machinery heat dissipation system CN215370434U, published 2021-12-31
- Portable two-circuit hydraulic power station CN204025196U, published 2014-12-17
Most active companies
Counted over the newest 5 imported patents in this industry.
- Hefei Intaca Science Technology DEV Co Ltd 1 patent
- Jiangsu Hengli Hydraulic Co Ltd 1 patent
- Tianjin RES Institute OF Construction Machinery Co Ltd 1 patent
- Voith Patent GmbH 1 patent
- 中交广州航道局有限公司 1 patent