NL193907A - - Google Patents
Info
- Publication number
- NL193907A NL193907A NL193907DA NL193907A NL 193907 A NL193907 A NL 193907A NL 193907D A NL193907D A NL 193907DA NL 193907 A NL193907 A NL 193907A
- Authority
- NL
- Netherlands
Links
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
- A47L9/19—Means for monitoring filtering operation
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/0072—Mechanical means for controlling the suction or for effecting pulsating action
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S55/00—Gas separation
- Y10S55/34—Indicator and controllers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Vacuum Cleaner (AREA)
- Control Of Fluid Pressure (AREA)
- Filters For Electric Vacuum Cleaners (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US403977A US2715946A (en) | 1954-01-14 | 1954-01-14 | Adjustable control for automatic vacuum cleaners |
| US407096A US2758670A (en) | 1954-01-29 | 1954-01-29 | Adjustable control for automatic vacuum cleaners |
| US421481A US2741328A (en) | 1954-04-07 | 1954-04-07 | Automatic control unit for vacuum cleaners |
| US424547A US2714425A (en) | 1954-01-14 | 1954-04-21 | Automatic vacuum cleaner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL193907A true NL193907A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=27503495
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL193907D NL193907A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1954-01-14 | ||
| NL97200D NL97200C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1954-01-14 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL97200D NL97200C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1954-01-14 |
Country Status (5)
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3172743A (en) * | 1965-03-09 | Commercial vacuum cleaners | ||
| US2814358A (en) * | 1955-08-31 | 1957-11-26 | Electrolux Corp | Automatic vacuum cleaners |
| US3304385A (en) * | 1964-06-10 | 1967-02-14 | Robertshaw Controls Co | Pneumatic actuator with folded diaphragm |
| DE1267389B (de) * | 1965-04-29 | 1968-05-02 | Siemens Elektrogeraete Gmbh | Vorrichtung zur akustischen Fuellstandsanzeige bei Sammelbehaeltern von Staubsaugern |
| SE409647B (sv) * | 1978-01-11 | 1979-09-03 | Electrolux Ab | Indikatoranordning |
| NL220480A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1978-10-19 | |||
| USD272571S (en) | 1981-02-25 | 1984-02-07 | Electrolux Corporation | Vacuum cleaner |
| DE3316643C2 (de) * | 1983-05-06 | 1987-02-12 | Kaltenbach & Voigt Gmbh & Co, 7950 Biberach | Verfahren und Vorrichtung zur Absaugung von Stäuben |
| USD285619S (en) | 1984-09-12 | 1986-09-09 | Electrolux Corporation | Vacuum cleaner |
| ES294958Y (es) * | 1986-06-20 | 1987-11-16 | Rovira Trias Jose | Unidad de control con membrana de senalizacion y mando automaticos de la descarga de desperdicios, aplicable a limpiadores textiles viajeros |
| DE3803826A1 (de) * | 1988-02-09 | 1989-08-17 | Gerhard Kurz | Schutzschaltung fuer einen elektromotorisch angetriebenen fluessigkeitssauger |
| US6571422B1 (en) | 2000-08-01 | 2003-06-03 | The Hoover Company | Vacuum cleaner with a microprocessor-based dirt detection circuit |
| EP2175962B1 (en) * | 2007-08-08 | 2022-06-22 | Woongjin Coway Co., Ltd. | Air cleaner |
| CN104647381B (zh) * | 2013-11-20 | 2017-02-08 | 科沃斯商用机器人有限公司 | 一种具有真空吸盘的真空吸附机器人 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1715273A (en) * | 1927-07-06 | 1929-05-28 | New Haven Sand Blast Company | Dust arrester |
| US2200599A (en) * | 1937-01-19 | 1940-05-14 | Edwin G Gaynor | Refrigerator control |
| DE678608C (de) * | 1937-07-31 | 1939-07-19 | Hoover Co | Anzeigevorrichtung an einem Staubsauger |
| US2331826A (en) * | 1941-06-23 | 1943-10-12 | Edwin B Davenport | Pressure actuated switch |
| DE761793C (de) * | 1942-08-19 | 1953-06-29 | Siemens Schuckertwerke A G | Liegender Staubsauger mit vorzugsweise zylindrischem Gehaeuse |
| US2466441A (en) * | 1943-09-01 | 1949-04-05 | Bendix Aviat Corp | Pressure responsive selector valve |
| US2477801A (en) * | 1945-05-19 | 1949-08-02 | Claude M Hathaway | Air pressure switch |
| US2580643A (en) * | 1946-06-12 | 1952-01-01 | Electrolux Corp | Pressure responsive control device for vacuum cleaners |
| US2622399A (en) * | 1948-08-05 | 1952-12-23 | David I Babitch | Windshield wiper motor |
| US2641330A (en) * | 1950-01-25 | 1953-06-09 | Electrolux Corp | Vacuum cleaner |
| US2569222A (en) * | 1950-06-23 | 1951-09-25 | Electrolux Corp | Vacuum cleaner |
| US2646855A (en) * | 1950-11-25 | 1953-07-28 | Edgar P Senne | Filter replacement mechanism for vacuum cleaners |
| DE947513C (de) * | 1950-11-30 | 1956-08-16 | Electrolux Corp | Einrichtung zum Abscheiden von Staub, Schmutz oder aehnlichen Fremdkoerpern aus Luft |
-
0
- NL NL193907D patent/NL193907A/xx unknown
- NL NL97200D patent/NL97200C/xx active
-
1954
- 1954-01-14 US US403977A patent/US2715946A/en not_active Expired - Lifetime
- 1954-04-21 US US424547A patent/US2714425A/en not_active Expired - Lifetime
-
1955
- 1955-01-04 GB GB174/55A patent/GB764512A/en not_active Expired
- 1955-01-13 DE DEE10090A patent/DE1186992B/de active Pending
- 1955-01-13 FR FR1120551D patent/FR1120551A/fr not_active Expired
- 1955-01-13 DE DE19551428391 patent/DE1428391B2/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR1120551A (fr) | 1956-07-09 |
| GB764512A (en) | 1956-12-28 |
| US2715946A (en) | 1955-08-23 |
| US2714425A (en) | 1955-08-02 |
| DE1428391B2 (de) | 1970-11-26 |
| NL97200C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| DE1428391A1 (de) | 1969-05-29 |
| DE1186992B (de) | 1965-02-11 |