JPH0364855U - - Google Patents
Info
- Publication number
- JPH0364855U JPH0364855U JP12723389U JP12723389U JPH0364855U JP H0364855 U JPH0364855 U JP H0364855U JP 12723389 U JP12723389 U JP 12723389U JP 12723389 U JP12723389 U JP 12723389U JP H0364855 U JPH0364855 U JP H0364855U
- Authority
- JP
- Japan
- Prior art keywords
- cab
- driver
- floor panel
- protruding pipe
- protruding
- 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
- 239000006096 absorbing agent Substances 0.000 claims description 4
- 239000011358 absorbing material Substances 0.000 claims description 2
Landscapes
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Description
第１図は本考案の一実施例の側断面図（第３図
の部相当図）、第２図は本考案に係る共鳴形吸
音器の斜視図、第３図はキヤブオーバ型トラツク
の要部側面図、第４図は第３図の部拡大側断面
図、第５図は第３図のＶ部拡大側断面図、第６図
はキヤブオーバ型トラツクの全体側面図、第７図
は第６図の部拡大側断面図である。
１……運転室、２……フロアパネル、３……エ
ンジン、４……吸音材、７……共鳴形吸音器、７
ａ……箱部、７ｂ……突出管部、７ｃ……内部空
間、９，１１……内張りを示す。
Fig. 1 is a side cross-sectional view of an embodiment of the present invention (a view corresponding to the part shown in Fig. 3), Fig. 2 is a perspective view of a resonant sound absorber according to the present invention, and Fig. 3 is a main part of a cab-over type truck. 4 is an enlarged side sectional view of the portion shown in FIG. 3, FIG. 5 is an enlarged side sectional view of the V portion of FIG. 3, FIG. 6 is an overall side view of the cab-over type truck, and FIG. It is an enlarged side sectional view of the part shown in the figure. 1... Driver's cab, 2... Floor panel, 3... Engine, 4... Sound absorbing material, 7... Resonant sound absorber, 7
a...Box portion, 7b...Protruding pipe portion, 7c...Inner space, 9, 11...Indicates lining.
Claims (1)
が設置され、フロアパネル下面に吸音材が取り付
けられた車両において、箱部と、該箱部の一側面
から外部へ突出し箱部の内部空間と外部とを連通
せしめる突出管部とからなる共鳴形吸音器を、前
記突出管部がエンジン側へ開口するようフロアパ
ネル下面側に配設したことを特徴とする車両騒音
低減装置。 (2) 請求項１記載の車両騒音低減装置において
、共鳴形吸音器を、突出管部が運転室内側へ開口
するよう運転室の内張り内に配設したことを特徴
とする車両騒音低減装置。[Scope of Utility Model Registration Request] (1) In a vehicle in which the engine is installed directly under the floor panel of the driver's cab, and sound absorbing material is attached to the bottom surface of the floor panel, the box part and one side of the box part to the outside A resonant sound absorber comprising a protruding pipe section that communicates the interior space of the protruding box section with the outside, and is arranged on the lower surface side of a floor panel so that the protruding pipe section opens toward the engine side. Reduction device. (2) The vehicle noise reduction device according to claim 1, wherein the resonance type sound absorber is disposed within the lining of the driver's cab so that the protruding pipe portion opens toward the inside of the driver's cab.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12723389U JPH0364855U (en) | 1989-10-31 | 1989-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12723389U JPH0364855U (en) | 1989-10-31 | 1989-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0364855U true JPH0364855U (en) | 1991-06-25 |
Family
ID=31674998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12723389U Pending JPH0364855U (en) | 1989-10-31 | 1989-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0364855U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06298014A (en) * | 1993-04-19 | 1994-10-25 | Kasai Kogyo Co Ltd | Soundproof member for vehicle |
-
1989
- 1989-10-31 JP JP12723389U patent/JPH0364855U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06298014A (en) * | 1993-04-19 | 1994-10-25 | Kasai Kogyo Co Ltd | Soundproof member for vehicle |