Patents-Review.com
ClassID:

71673 ⎘

B63H2023/327 - CPC Classification

Classification description:

Transmitting power from propulsion power plant to propulsive elements; Other parts; Bearings or seals specially adapted for propeller shafts Sealings specially adapted for propeller shafts or stern tubes

Recent Application in this class:
#1
20260125144
2026-05-07

Shaft Seal

 #2
20250353584
2025-11-20

SEALING ASSEMBLY AND RETRACTABLE THRUSTER SYSTEM THEREFOR

 #3
20250346338
2025-11-13

SEAL RING, SHAFT SEAL ASSEMBLY, SHIP PROPELLER AND SHIP

 #4
20250229884
2025-07-17

Method and Arrangement for Sealing a Propeller Shaft of a Marine Vessel

 #5
20240263704
2024-08-08

Sealing device

 #6
20230119447
2023-04-20

Arrangement And Method For Sealing A Propeller Shaft Of A Marine Vessel

 #7
20230117832
2023-04-20

Arrangement And Method For Sealing A Propeller Shaft Of A Marine Vessel

 #8
20220332403
2022-10-20

Shaft Seal

 #9
20220274680
2022-09-01

Method and arrangement for sealing a propeller shaft located under water

 #10
20220186837
2022-06-16

Marine slide ring seal arrangement

 #11
20220018445
2022-01-20

Inflatable seal

 #12
20210078688
2021-03-18

Boat shaft seal system

 #13
20200332897
2020-10-22

Ring seal for implementing a rotary seal between two cylindrical elements

 #14
20200086962
2020-03-19

Propeller drive assembly

 #15
20190011050
2019-01-10

Sea water seal without oil lubrication for pods

 #16
20180178890
2018-06-28

Propulsion apparatus for ship

 #17
20170313398
2017-11-02

PROTECTIVE DEVICE FOR THE SEALING OF A STERN TUBE OF PROPELLER-DRIVEN SHIPS

 #18
20170305521
2017-10-26

Propulsion unit for an aquatic vehicle comprising a hydraulic fluid conditioning module and a conditioning control method

 #19
20170299061
2017-10-19

Sealing device for drive shaft

 #20
20170259898
2017-09-14

Sealing system, method and watercraft

 #21
20170138477
2017-05-18

Stern tube seal system

 #22
20160059950
2016-03-03

Seal arrangement in a vessel

 #23
20150377547
2015-12-31

Refrigerator

 #24
20150314846
2015-11-05

Propeller for ship, and assembling method and disassembling method therefor

 #25
20150137458
2015-05-21

Stern tube sealing device

 #26
20150076768
2015-03-19

Arrangement for sealing a propeller shaft of a marine vessel and a method of controlling the operation thereof

 #27
20140346738
2014-11-27

Seal apparatus for a ship propeller shaft and method of making the apparatus

 #28
20130307222
2013-11-21

Seal for sealing shafts

 #29
20130300068
2013-11-14

Seal arrangement with improved shaft bushing for a rotating ship propeller shaft

 #30
20130220196
2013-08-29

Shaft seal arrangement for a ship bulkhead

 #31
20130189084
2013-07-25

Arrangement, a sealing assembly, a casing flange and a spacer for sealing the propeller shaft of a marine vessel

 #32
20120238160
2012-09-20

Drive device for water vehicles

 #33
20090036006
2009-02-05

Drive shaft sealing device for small watercraft

 #34
20070281560
2007-12-06

Seal pressure vent system for a waterjet apparatus

 #35
20070246892
2007-10-25

Support Ring and Axis Leadthrough

 #36
20060131816
2006-06-22

Method and device for excluding entry of debris into an outer seal of a shaft passing through the hull of a maritime vessel

 #37
20060108745
2006-05-25

Fluid-activated shaft seal

 #38
20050250395
2005-11-10

Water management system for propeller shaft seal

 #39
20050124236
2005-06-09

Drive shaft supporting structure for jet propulsion watercraft