JPH048779U - - Google Patents
Info
- Publication number
- JPH048779U JPH048779U JP4930990U JP4930990U JPH048779U JP H048779 U JPH048779 U JP H048779U JP 4930990 U JP4930990 U JP 4930990U JP 4930990 U JP4930990 U JP 4930990U JP H048779 U JPH048779 U JP H048779U
- Authority
- JP
- Japan
- Prior art keywords
- rod seat
- airtight chamber
- negative pressure
- electric
- housing
- 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.)
- Pending
Links
Landscapes
- Details Of Reciprocating Pumps (AREA)
- Reciprocating Pumps (AREA)
Description
第１図ａ，ｂはこの考案の一実施例による電動
式負圧ポンプアクチエータの排気口のプレートを
示す平面図及び側面図、第２図は従来の電動式負
圧ポンプアクチエータの全体構造を示す断面図、
第３図ａ，ｂは従来の電動式負圧ポンプアクチエ
ータの排気口のプレートを示す平面図及び側面図
である。
図中、１は電動式モータ、１ａは出力軸、２は
偏心カム、３はロツドアシー、４はダイアフラム
、５はハウジング、５ａはハウジングの吸気口、
５ｂは負圧通路、６はカバー、７は気密室、８は
気密室の吸気口、８ａは吸気バルブ、９は気密室
の排気口、９ａは排気バルブ、１０はホース、１
１は消音フイルタ、２０は電磁弁、３０はプレー
ト、３０ａはバーリングである。なお、図中同一
符号は同一又は相当部分を示す。
Figures 1a and b are a plan view and a side view showing the exhaust port plate of an electric negative pressure pump actuator according to an embodiment of this invention, and Figure 2 is the overall structure of a conventional electric negative pressure pump actuator. A cross-sectional view showing
FIGS. 3a and 3b are a plan view and a side view showing the exhaust port plate of a conventional electric negative pressure pump actuator. In the figure, 1 is an electric motor, 1a is an output shaft, 2 is an eccentric cam, 3 is a rod seat, 4 is a diaphragm, 5 is a housing, 5a is an intake port of the housing,
5b is a negative pressure passage, 6 is a cover, 7 is an airtight chamber, 8 is an intake port of the airtight chamber, 8a is an intake valve, 9 is an exhaust port of the airtight chamber, 9a is an exhaust valve, 10 is a hose, 1
1 is a noise filter, 20 is a solenoid valve, 30 is a plate, and 30a is a burring. Note that the same reference numerals in the figures indicate the same or equivalent parts.
Claims (1)
装着された偏心カムと、この偏心カムの回動によ
り往復動するロツドアシーと、このロツドアシー
とハウジング間に装着されたダイアフラムと、前
記ロツドアシー、ハウジング及びダイアフラムに
より囲まれた気密室と、この気密室に空気を吸入
し排気する役割を果す吸気口及び排気口を備えた
電動式負圧ポンプアクチエータにおいて、 前記気密室の排気口のプレートに、バーリング
を設けたことを特徴とする電動式負圧ポンプアク
チエータ。[Scope of claim for utility model registration] An electric pump, an eccentric cam attached to the output shaft of the electric pump, a rod seat that reciprocates by the rotation of the eccentric cam, and a rod seat attached between the rod seat and the housing. An electric negative pressure pump actuator comprising a diaphragm, an airtight chamber surrounded by the rod seat, the housing, and the diaphragm, and an intake port and an exhaust port that serve to intake and exhaust air into the airtight chamber, the airtight chamber An electric negative pressure pump actuator characterized by having a bar ring on the exhaust port plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4930990U JPH048779U (en) | 1990-05-11 | 1990-05-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4930990U JPH048779U (en) | 1990-05-11 | 1990-05-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH048779U true JPH048779U (en) | 1992-01-27 |
Family
ID=31566883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4930990U Pending JPH048779U (en) | 1990-05-11 | 1990-05-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH048779U (en) |
-
1990
- 1990-05-11 JP JP4930990U patent/JPH048779U/ja active Pending