GB1474275A - Water jet marine propulsion units - Google Patents

Water jet marine propulsion units

Info

Publication number
GB1474275A
GB1474275A GB3325574A GB3325574A GB1474275A GB 1474275 A GB1474275 A GB 1474275A GB 3325574 A GB3325574 A GB 3325574A GB 3325574 A GB3325574 A GB 3325574A GB 1474275 A GB1474275 A GB 1474275A
Authority
GB
United Kingdom
Prior art keywords
nozzle
water jet
marine propulsion
outlets
shaft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB3325574A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hydro Tech Corp
Original Assignee
Hydro Tech Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hydro Tech Corp filed Critical Hydro Tech Corp
Publication of GB1474275A publication Critical patent/GB1474275A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H11/00—Marine propulsion by water jets
    • B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
    • B63H11/04—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps
    • B63H11/08—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps of rotary type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H11/00—Marine propulsion by water jets
    • B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
    • B63H11/10—Marine propulsion by water jets the propulsive medium being ambient water having means for deflecting jet or influencing cross-section thereof
    • B63H11/107—Direction control of propulsive fluid
    • B63H11/11—Direction control of propulsive fluid with bucket or clamshell-type reversing means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/006—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps double suction pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/24—Vanes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/445—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB3325574A 1973-07-25 1974-07-25 Water jet marine propulsion units Expired GB1474275A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US38237473A 1973-07-25 1973-07-25

Publications (1)

Publication Number Publication Date
GB1474275A true GB1474275A (en) 1977-05-18

Family

ID=23508680

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3325574A Expired GB1474275A (en) 1973-07-25 1974-07-25 Water jet marine propulsion units

Country Status (4)

Country Link
JP (1) JPS5071093A (enrdf_load_stackoverflow)
GB (1) GB1474275A (enrdf_load_stackoverflow)
IT (1) IT1016973B (enrdf_load_stackoverflow)
SE (1) SE399035B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0299094U (enrdf_load_stackoverflow) * 1989-01-27 1990-08-07
CN108482613B (zh) * 2018-04-18 2023-08-29 苏州东珠龙旺消防器材有限公司 一种可远程遣派救援的救生浮艇

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4424752Y1 (enrdf_load_stackoverflow) * 1968-11-22 1969-10-18
JPS4833093B1 (enrdf_load_stackoverflow) * 1972-02-14 1973-10-11

Also Published As

Publication number Publication date
SE7409480L (enrdf_load_stackoverflow) 1975-01-27
SE399035B (sv) 1978-01-30
IT1016973B (it) 1977-06-20
JPS5071093A (enrdf_load_stackoverflow) 1975-06-12

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee