DE137870C - - Google Patents
Info
- Publication number
- DE137870C DE137870C DENDAT137870D DE137870DA DE137870C DE 137870 C DE137870 C DE 137870C DE NDAT137870 D DENDAT137870 D DE NDAT137870D DE 137870D A DE137870D A DE 137870DA DE 137870 C DE137870 C DE 137870C
- Authority
- DE
- Germany
- Prior art keywords
- ratchet wheel
- weight
- drum
- movement
- chain ladder
- 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.)
- Active
Links
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B1/00—Devices for lowering persons from buildings or the like
- A62B1/06—Devices for lowering persons from buildings or the like by making use of rope-lowering devices
- A62B1/08—Devices for lowering persons from buildings or the like by making use of rope-lowering devices with brake mechanisms for the winches or pulleys
- A62B1/12—Devices for lowering persons from buildings or the like by making use of rope-lowering devices with brake mechanisms for the winches or pulleys hydraulically operated
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Emergency Lowering Means (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE137870C true DE137870C (cs) |
Family
ID=405715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT137870D Active DE137870C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE137870C (cs) |
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0
- DE DENDAT137870D patent/DE137870C/de active Active
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