DE9101551U1 - - Google Patents
Info
- Publication number
- DE9101551U1 DE9101551U1 DE9101551U DE9101551U DE9101551U1 DE 9101551 U1 DE9101551 U1 DE 9101551U1 DE 9101551 U DE9101551 U DE 9101551U DE 9101551 U DE9101551 U DE 9101551U DE 9101551 U1 DE9101551 U1 DE 9101551U1
- Authority
- DE
- Germany
- 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 - Lifetime
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F1/00—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers
- G04F1/04—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers by movement or acceleration due to gravity
- G04F1/06—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers by movement or acceleration due to gravity by flowing-away of a prefixed quantity of fine-granular or liquid materials, e.g. sand-glass, water-clock
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE9101551U DE9101551U1 (zh) | 1991-02-12 | 1991-02-12 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE9101551U DE9101551U1 (zh) | 1991-02-12 | 1991-02-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE9101551U1 true DE9101551U1 (zh) | 1991-07-11 |
Family
ID=6864168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE9101551U Expired - Lifetime DE9101551U1 (zh) | 1991-02-12 | 1991-02-12 |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE9101551U1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5177727A (en) * | 1989-04-27 | 1993-01-05 | Teac Corporation | Rotary recording medium having a guide track and recording and reproducing apparatus therefor |
EP0763787A2 (en) * | 1995-09-18 | 1997-03-19 | George Castanis | Position reversible gravity flow assembly |
-
1991
- 1991-02-12 DE DE9101551U patent/DE9101551U1/de not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5177727A (en) * | 1989-04-27 | 1993-01-05 | Teac Corporation | Rotary recording medium having a guide track and recording and reproducing apparatus therefor |
EP0763787A2 (en) * | 1995-09-18 | 1997-03-19 | George Castanis | Position reversible gravity flow assembly |
EP0763787A3 (en) * | 1995-09-18 | 1997-12-10 | George Castanis | Position reversible gravity flow assembly |