JPH03102082U - - Google Patents
Info
- Publication number
- JPH03102082U JPH03102082U JP1052690U JP1052690U JPH03102082U JP H03102082 U JPH03102082 U JP H03102082U JP 1052690 U JP1052690 U JP 1052690U JP 1052690 U JP1052690 U JP 1052690U JP H03102082 U JPH03102082 U JP H03102082U
- Authority
- JP
- Japan
- Prior art keywords
- casing
- ink
- pump
- lubricated
- ball bearing
- 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
- 239000000919 ceramic Substances 0.000 claims 1
Landscapes
- Rotary Pumps (AREA)
Description
第１図は本考案の実施例に係るインキ圧送ポン
プの断面図、第２図は従来の油圧用外接形歯車ポ
ンプの断面図、第３図は第２図のＡ−Ａ矢視図で
ある。
１，２……歯車、３，４……玉軸受、５……側
板、６……軸受室、７……連通孔、８……メカニ
カルシール、９……ケーシング側板、１０，１１
……ケーシング。
Fig. 1 is a cross-sectional view of an ink pressure pump according to an embodiment of the present invention, Fig. 2 is a cross-sectional view of a conventional hydraulic external gear pump, and Fig. 3 is a view taken along the line A-A in Fig. 2. . 1, 2... Gear, 3, 4... Ball bearing, 5... Side plate, 6... Bearing chamber, 7... Communication hole, 8... Mechanical seal, 9... Casing side plate, 10, 11
……casing.
Claims (1)
る外接形歯車ポンプにおいて、歯車軸を軸方向位
置決めされた玉軸受で支持して歯車側面とケーシ
ング間を非接触に保持し、前記玉軸受を圧送媒体
であるインキで潤滑し、駆動歯車軸とケーシング
間のシールとして、超硬合金あるいは、セラミツ
クスよりなるメカニカルシールを設けたことを特
徴としたインキ圧送ポンプ。 In an external gear pump consisting of a pair of external gears, a casing, a bearing, etc., the gear shaft is supported by a ball bearing positioned in the axial direction to maintain non-contact between the gear side surface and the casing, and the ball bearing is used to pump the medium. An ink pump characterized in that it is lubricated with an ink that is lubricated with ink and is provided with a mechanical seal made of cemented carbide or ceramics as a seal between the drive gear shaft and the casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1052690U JPH03102082U (en) | 1990-02-07 | 1990-02-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1052690U JPH03102082U (en) | 1990-02-07 | 1990-02-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03102082U true JPH03102082U (en) | 1991-10-24 |
Family
ID=31514088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1052690U Pending JPH03102082U (en) | 1990-02-07 | 1990-02-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03102082U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4528946B2 (en) * | 2005-01-06 | 2010-08-25 | 広島市 | Indoor intrusion detection system and indoor intrusion detection information transmission system |
| JP2016205171A (en) * | 2015-04-17 | 2016-12-08 | セイコーエプソン株式会社 | Gear pump and printer including the same |
-
1990
- 1990-02-07 JP JP1052690U patent/JPH03102082U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4528946B2 (en) * | 2005-01-06 | 2010-08-25 | 広島市 | Indoor intrusion detection system and indoor intrusion detection information transmission system |
| JP2016205171A (en) * | 2015-04-17 | 2016-12-08 | セイコーエプソン株式会社 | Gear pump and printer including the same |