DE357075C - Safety chain for doors - Google Patents
Safety chain for doorsInfo
- Publication number
- DE357075C DE357075C DEP40651D DEP0040651D DE357075C DE 357075 C DE357075 C DE 357075C DE P40651 D DEP40651 D DE P40651D DE P0040651 D DEP0040651 D DE P0040651D DE 357075 C DE357075 C DE 357075C
- Authority
- DE
- Germany
- Prior art keywords
- chain
- doors
- hook
- safety chain
- door
- 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.)
- Expired
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
- E05C17/02—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means
- E05C17/04—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing
- E05C17/36—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing comprising a flexible member, e.g. chains
- E05C17/365—Security chains
Description
Die Erfindung bezieht sich auf eine Sicher- !The invention relates to a safety!
heitskette für Türen, die eine Kürzung der ]chain for doors that require a shortening of the]
mit ihrem einen Ende an dem Türrahmen j befestigten Kette durch Überhängen eines ι Kettengliedes über einen an der Tür ange- , . ordneten Haken ermöglicht.with its one end attached to the door frame j chain by overhanging a ι Chain link attached to the door via a,. arranged hook allows.
Das Wesen der Erfindung besteht darin, daß der Haken zum Kürzen der Kette an dem am freien Ende der Kette befestigten ίο Einhängering sitzt.The essence of the invention is that the hook for shortening the chain sits on the hanging ring attached to the free end of the chain.
Gemäß der genannten Ausführung ist es nicht mehr gut möglich, nach öffnung der Tür mittels eines Nachschlüssels oder Dietrichs mit einer Zange durch den Türspalt zu greifen, um die Kette zu durchschneiden, weil durch das Überhängen eines Kettengliedes über einen Haken die Kette in sich verkürzt und dadurch fest vor die Tür gespannt werden kann. ι Die Zeichnung veranschaulicht eine Aus- ; führungsform des Erfindungsgegenstandes, und zwar zeigt:According to the stated embodiment, it is no longer possible, after opening the To grip the door with a duplicate key or lock pick with pliers through the door gap, to cut the chain because of the overhanging of a chain link The chain can be shortened using a hook and thus tightened firmly in front of the door can. ι The drawing illustrates a training; form of management of the subject matter of the invention, and although shows:
Abb. ι den Einhängering mit Haken von ; der Seite gesehen, jFig. Ι the hanging ring with hook from; seen the side, j
Abb. 2 eine Vorderansicht zu Abb. i;Fig. 2 is a front view of Fig. I;
Abb. 3 und 4 lassen die Sicherheitskette in der Gebrauchsstellung erkennen.Fig. 3 and 4 show the safety chain in the position of use.
An dem Einhängering c der Kette ist ein in entsprechender Form ausgeführter Haken g angebracht. Dieser Haken ist mit einem besonderen Verschluß h1 ausgeführt. Die Platte χ dient zur Befestigung des einen Kettenendes. Die Handhabung der Kette ist aus der Zeichnung hiernach ohne weiteres ersichtlich. A hook g designed in a corresponding form is attached to the suspension ring c of the chain. This hook is designed with a special lock h 1 . The plate χ is used to attach one end of the chain. The handling of the chain is readily apparent from the drawing below.
So zeigt die Gebrauchsstellung nach Abb. 4, wie die Kette durch Überhängen eines Kettengliedes über einen Haken in sich verkürzt und so vor die Tür gespannt werden kann.The position of use according to Fig. 4 shows how the chain by overhanging a chain link It can be shortened by means of a hook and thus stretched in front of the door.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP40651D DE357075C (en) | Safety chain for doors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP40651D DE357075C (en) | Safety chain for doors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE357075C true DE357075C (en) | 1922-08-15 |
Family
ID=7377275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEP40651D Expired DE357075C (en) | Safety chain for doors |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE357075C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3950019A (en) * | 1974-04-05 | 1976-04-13 | Dugan Thomas J | Chain door fastener |
| GB2542164A (en) * | 2015-09-10 | 2017-03-15 | J Doherty P | Door chain device |
-
0
- DE DEP40651D patent/DE357075C/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3950019A (en) * | 1974-04-05 | 1976-04-13 | Dugan Thomas J | Chain door fastener |
| GB2542164A (en) * | 2015-09-10 | 2017-03-15 | J Doherty P | Door chain device |
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