JPH02119789U - - Google Patents
Info
- Publication number
- JPH02119789U JPH02119789U JP2726189U JP2726189U JPH02119789U JP H02119789 U JPH02119789 U JP H02119789U JP 2726189 U JP2726189 U JP 2726189U JP 2726189 U JP2726189 U JP 2726189U JP H02119789 U JPH02119789 U JP H02119789U
- Authority
- JP
- Japan
- Prior art keywords
- rod
- bimetal
- fire detector
- contact
- biasing spring
- 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.)
- Granted
Links
Landscapes
- Fire-Detection Mechanisms (AREA)
Description
第１図は、本考案による一実施例の断面図、第
２図は、第１図の−線での側方からの主要部
断面図、第３図は、他の実施例の主要部断面図で
ある。
１……本体、８，９……電気接点、１０……貫
通孔、１１……ロツド、１３……バイメタル、１
５……ガイド、１７，２２……付勢ばね、１８…
…収容部、１９……感熱板。
FIG. 1 is a sectional view of one embodiment of the present invention, FIG. 2 is a sectional view of the main part taken from the side along the - line in FIG. 1, and FIG. 3 is a sectional view of the main part of another embodiment. It is a diagram. 1... Main body, 8, 9... Electrical contact, 10... Through hole, 11... Rod, 13... Bimetal, 1
5... Guide, 17, 22... Biasing spring, 18...
...accommodating section, 19...thermal plate.
Claims (1)
形成して前記バイメタルを覆う感熱板を取り付け
、前記収容部から電気接点へ通じる貫通孔内にロ
ツドを摺動自在に遊嵌し、前記ロツドの一端は、
前記バイメタルの凹面に当接させ、他端は、可動
接点を連動させるとともに、前記ロツドを前記バ
イメタル側へその反転する力よりも弱い力で押え
る付勢ばねを設けてあることを特徴とする定温式
火災感知器。 (2) 付勢ばねは、ロツドが設けられる貫通孔内
に挿入され、前記ロツドに設けられるガイドを押
えている請求項第１記載の定温式火災感知器。 (3) 付勢ばねは、ロツドの可動接点側の先端に
当接するように設けられたばねである請求項第１
記載の定温式火災感知器。[Claims for Utility Model Registration] (1) A accommodating part in which a bimetal is provided is formed at the lower end of the main body, a heat-sensitive plate is attached to cover the bimetal, and a rod can be freely slid into a through hole leading from the accommodating part to an electrical contact. and one end of the rod is loosely fitted into the
A constant temperature device, characterized in that the other end is provided with a biasing spring which is brought into contact with the concave surface of the bimetal and which interlocks the movable contact and presses the rod toward the bimetal with a force weaker than the force to reverse the rod. type fire detector. (2) The constant temperature fire detector according to claim 1, wherein the biasing spring is inserted into a through hole in which a rod is provided and presses down a guide provided in the rod. (3) Claim 1, wherein the biasing spring is a spring provided so as to come into contact with the tip of the rod on the movable contact side.
Fixed temperature fire detector as described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989027261U JP2507722Y2 (en) | 1989-03-13 | 1989-03-13 | Constant temperature fire detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989027261U JP2507722Y2 (en) | 1989-03-13 | 1989-03-13 | Constant temperature fire detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02119789U true JPH02119789U (en) | 1990-09-27 |
| JP2507722Y2 JP2507722Y2 (en) | 1996-08-21 |
Family
ID=31249601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989027261U Expired - Lifetime JP2507722Y2 (en) | 1989-03-13 | 1989-03-13 | Constant temperature fire detector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2507722Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5015498A (en) * | 1973-06-08 | 1975-02-18 | ||
| JPS56390U (en) * | 1979-06-15 | 1981-01-06 |
-
1989
- 1989-03-13 JP JP1989027261U patent/JP2507722Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5015498A (en) * | 1973-06-08 | 1975-02-18 | ||
| JPS56390U (en) * | 1979-06-15 | 1981-01-06 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2507722Y2 (en) | 1996-08-21 |
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