ZA721727B - Prestressed flexible bladed fan - Google Patents
Prestressed flexible bladed fanInfo
- Publication number
- ZA721727B ZA721727B ZA721727A ZA721727A ZA721727B ZA 721727 B ZA721727 B ZA 721727B ZA 721727 A ZA721727 A ZA 721727A ZA 721727 A ZA721727 A ZA 721727A ZA 721727 B ZA721727 B ZA 721727B
- Authority
- ZA
- South Africa
- Prior art keywords
- bladed fan
- prestressed flexible
- flexible bladed
- prestressed
- fan
- Prior art date
Links
Classifications
-
- 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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/38—Blades
- F04D29/382—Flexible blades
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13712371A | 1971-04-26 | 1971-04-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA721727B true ZA721727B (en) | 1972-11-29 |
Family
ID=22475925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA721727A ZA721727B (en) | 1971-04-26 | 1972-03-14 | Prestressed flexible bladed fan |
Country Status (10)
Country | Link |
---|---|
US (1) | US3679321A (en) |
JP (1) | JPS55600B2 (en) |
BE (1) | BE782574A (en) |
CA (1) | CA961821A (en) |
DE (1) | DE2214858C3 (en) |
FR (1) | FR2136679A5 (en) |
GB (1) | GB1382656A (en) |
IT (1) | IT961107B (en) |
SE (1) | SE379401B (en) |
ZA (1) | ZA721727B (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3773435A (en) * | 1971-07-23 | 1973-11-20 | Brookside Corp | Flexible blade fan |
US3711219A (en) * | 1971-09-20 | 1973-01-16 | Fram Corp | Fan connecting reinforcing cap to hub |
US3728043A (en) * | 1972-01-12 | 1973-04-17 | Fram Corp | Flexible blade fan with ribbed blades |
US3836284A (en) * | 1972-03-10 | 1974-09-17 | Fram Corp | Controlled deflection flexible bladed fan |
US3759630A (en) * | 1972-04-24 | 1973-09-18 | Wallace Murray Corp | Flexible bladed fan with improved reinforcing |
US3910718A (en) * | 1974-03-18 | 1975-10-07 | Fram Corp | Limited deflection flexible bladed fan for use with viscous shear clutch |
US4012168A (en) * | 1975-05-12 | 1977-03-15 | Wallace-Murray Corporation | Twisted flex fan |
US4037987A (en) * | 1975-06-30 | 1977-07-26 | Fram Corporation | Flexible bladed fan with increased natural frequency |
JPS52114407U (en) * | 1976-02-27 | 1977-08-31 | ||
US4147471A (en) * | 1977-10-19 | 1979-04-03 | Fram Corporation | Automotive cooling fan with biased flexible blades |
JPS5489512U (en) * | 1977-12-07 | 1979-06-25 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR368039A (en) * | 1906-07-13 | 1906-11-15 | Valdemar Taboulevitch | Ship propulsion process |
US991331A (en) * | 1909-11-23 | 1911-05-02 | Sidney Lawrence | Aerial propeller. |
DE559674C (en) * | 1931-03-24 | 1932-09-23 | Aeg | Control device for changing the pitch of a propeller, especially for drawing in cooling air for motor vehicles |
US2132133A (en) * | 1936-04-09 | 1938-10-04 | Gen Motors Corp | Fan |
US2374342A (en) * | 1941-08-29 | 1945-04-24 | Gen Motors Corp | Fan |
US3044557A (en) * | 1959-01-08 | 1962-07-17 | American Metal Prod | Variable pitch fan blade |
US3289924A (en) * | 1965-05-10 | 1966-12-06 | William Wallace Corp | Flexible blade fan |
US3373930A (en) * | 1966-04-29 | 1968-03-19 | Gen Motors Corp | Fan structure |
US3356154A (en) * | 1966-11-16 | 1967-12-05 | Ford Motor Co | Flexible blade engine cooling fan |
US3406760A (en) * | 1967-09-18 | 1968-10-22 | Wallace Murray Corp | Flexible blade fan |
US3490686A (en) * | 1968-03-14 | 1970-01-20 | Wallace Murray Corp | Fan drive |
GB1258614A (en) * | 1969-02-28 | 1971-12-30 |
-
1971
- 1971-04-26 US US137123A patent/US3679321A/en not_active Expired - Lifetime
-
1972
- 1972-03-14 ZA ZA721727A patent/ZA721727B/en unknown
- 1972-03-27 DE DE2214858A patent/DE2214858C3/en not_active Expired
- 1972-04-06 CA CA139,036A patent/CA961821A/en not_active Expired
- 1972-04-07 GB GB1627772A patent/GB1382656A/en not_active Expired
- 1972-04-13 SE SE7204816A patent/SE379401B/xx unknown
- 1972-04-18 IT IT945472A patent/IT961107B/en active
- 1972-04-24 BE BE782574A patent/BE782574A/en unknown
- 1972-04-25 FR FR7214629A patent/FR2136679A5/fr not_active Expired
- 1972-04-25 JP JP7240967A patent/JPS55600B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3679321A (en) | 1972-07-25 |
DE2214858A1 (en) | 1972-11-09 |
IT961107B (en) | 1973-12-10 |
DE2214858B2 (en) | 1979-04-19 |
GB1382656A (en) | 1975-02-05 |
BE782574A (en) | 1972-08-16 |
JPS4740305A (en) | 1972-12-09 |
CA961821A (en) | 1975-01-28 |
SE379401B (en) | 1975-10-06 |
FR2136679A5 (en) | 1972-12-22 |
DE2214858C3 (en) | 1979-12-13 |
JPS55600B2 (en) | 1980-01-09 |
AU4155772A (en) | 1973-12-20 |
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