FR2135535A1 - - Google Patents
Info
- Publication number
- FR2135535A1 FR2135535A1 FR7143888A FR7143888A FR2135535A1 FR 2135535 A1 FR2135535 A1 FR 2135535A1 FR 7143888 A FR7143888 A FR 7143888A FR 7143888 A FR7143888 A FR 7143888A FR 2135535 A1 FR2135535 A1 FR 2135535A1
- Authority
- FR
- France
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0084—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours provided with safety means
- B01D46/0086—Filter condition indicators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712121530 DE2121530C3 (de) | 1971-05-03 | Anzeigevorrichtung für den Verschmutzungsgrad von Ansaugluftfiltern |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2135535A1 true FR2135535A1 (enrdf_load_stackoverflow) | 1972-12-22 |
FR2135535B1 FR2135535B1 (enrdf_load_stackoverflow) | 1973-06-29 |
Family
ID=5806556
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7143888A Expired FR2135535B1 (enrdf_load_stackoverflow) | 1971-05-03 | 1971-12-07 |
Country Status (4)
Country | Link |
---|---|
AT (1) | AT330517B (enrdf_load_stackoverflow) |
FR (1) | FR2135535B1 (enrdf_load_stackoverflow) |
GB (1) | GB1354259A (enrdf_load_stackoverflow) |
IT (1) | IT945243B (enrdf_load_stackoverflow) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1265651A (fr) * | 1960-08-19 | 1961-06-30 | Mann & Hummel Filter | Dispositif indicateur de l'encrassage excessif de la cartouche filtrante d'un filtre à aspiration d'air, en particulier pour moteurs à combustion interne |
US3068831A (en) * | 1960-03-18 | 1962-12-18 | Coopers Mech Joints | Pressure operated visual warning devices |
GB1079839A (en) * | 1966-04-25 | 1967-08-16 | Donaldson Co Inc | Improvements in or relating to restriction indicators for fluid filters |
-
1971
- 1971-11-12 AT AT980171A patent/AT330517B/de not_active IP Right Cessation
- 1971-12-02 IT IT5449271A patent/IT945243B/it active
- 1971-12-07 FR FR7143888A patent/FR2135535B1/fr not_active Expired
-
1972
- 1972-03-02 GB GB969672A patent/GB1354259A/en not_active Expired
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3068831A (en) * | 1960-03-18 | 1962-12-18 | Coopers Mech Joints | Pressure operated visual warning devices |
FR1265651A (fr) * | 1960-08-19 | 1961-06-30 | Mann & Hummel Filter | Dispositif indicateur de l'encrassage excessif de la cartouche filtrante d'un filtre à aspiration d'air, en particulier pour moteurs à combustion interne |
GB1079839A (en) * | 1966-04-25 | 1967-08-16 | Donaldson Co Inc | Improvements in or relating to restriction indicators for fluid filters |
Also Published As
Publication number | Publication date |
---|---|
DE2121530B2 (de) | 1976-01-08 |
ATA980171A (de) | 1975-09-15 |
FR2135535B1 (enrdf_load_stackoverflow) | 1973-06-29 |
GB1354259A (en) | 1974-06-05 |
DE2121530A1 (de) | 1972-11-30 |
IT945243B (it) | 1973-05-10 |
AT330517B (de) | 1976-07-12 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |