EP2305990A1 - Engine frame - Google Patents

Engine frame Download PDF

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Publication number
EP2305990A1
EP2305990A1 EP10001806A EP10001806A EP2305990A1 EP 2305990 A1 EP2305990 A1 EP 2305990A1 EP 10001806 A EP10001806 A EP 10001806A EP 10001806 A EP10001806 A EP 10001806A EP 2305990 A1 EP2305990 A1 EP 2305990A1
Authority
EP
European Patent Office
Prior art keywords
plate
slide plate
slide
crosshead
engine frame
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.)
Withdrawn
Application number
EP10001806A
Other languages
German (de)
English (en)
French (fr)
Inventor
Takeshi Kadowaki
Nobuyuki Kunihiro
Katumi Imanaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of EP2305990A1 publication Critical patent/EP2305990A1/en
Withdrawn legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/0021—Construction
    • F02F7/0024—Casings for larger engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/0021—Construction
    • F02F7/0034—Built from sheet material and welded casings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/0095—Constructing engine casings

Definitions

  • the present invention relates to a crosshead engine and particularly relates to a frame of a crosshead engine.
  • JU-Y-Heisei 06-48137 discloses a frame of a crosshead internal combustion engine.
  • the frame includes a bulkhead 104 shown in Fig. 1 .
  • the bulkhead 104 is integrally formed of cast steel by casting.
  • the bulkhead 104 includes a center plate 101, guide bars (slide plates) 102, interposing plates 103, sidewalls 110, and horizontal ribs 112.
  • Bosses 111 are formed in the respective interposing plates 103.
  • Each boss 111 includes a hole through which a tie-bolt (not shown) penetrates,
  • Japanese Laid Open Patent Application JP-P2001-289-114A
  • Japanese Laid Open Patent Application JP-P2007-211786A
  • Japanese Patent No. 2977901 JP No. 3226458
  • Japanese Patent No. 3538280 JP No. 4005550 disclose crosshead engines, respectively.
  • An object of the present invention is to provide an engine frame easy to manufacture and inspect.
  • an engine frame in a first aspect of the present invention, includes: a first plate forming a center portion of a bulkhead; a second plate forming a camshaft-side portion or exhaust-side portion of the bulkhead; and a slide plate arranged between the first plate and the second plate.
  • the slide plate guides a crosshead.
  • the first plate and the second plate are arranged on a plane.
  • the first plate and the slide plate are arranged in aT-shape.
  • the second plate and the slide plate are arranged in a T-shape:
  • a ratio A/B of a thickness A of the slide plate to a thickness B of the second plate is equal to or larger than 1.5.
  • the slide plate is thick such that the ratio A/B is equal to or larger than 1.5, rigidity of the engine frame is ensured without reinforcements such as horizontal ribs.
  • the engine frame has a simple shape and it is easy to manufacture and inspect the engine frame.
  • an engine frame in a second aspect of the present invention, includes: a first plate forming a center portion of a bulkhead; a second plate forming a camshaft-side portion or exhaust-side portion of the bulkhead; and a slide plate arranged between the first plate and the second plate.
  • the slide plate guides a crosshead.
  • the first plate and the second plate are arranged on a plane.
  • the first plate and the slide plate are arranged in a T-shape.
  • the second plate and the slide plate are arranged in a T-shape.
  • a ratio A/C of a thickness A of the slide plate to a thickness C of the first plate is equal to or larger than 1.5.
  • the slide plate is thick such that the ratio A/C is equal to or larger than 1.5, rigidity of the engine frame is ensured without reinforcements such as horizontal ribs.
  • the engine frame has a simple shape and it is easy to manufacture and inspect the engine frame.
  • an engine frame in a third aspect of the present invention, includes: a first plate forming a center portion of a bulkhead; a second plate forming a camshaft-side portion or exhaust-side portion of the bulkhead; and a slide plate arranged between the first plate and the second plate.
  • the slide plate guides a crosshead.
  • the first plate and the second plate are arranged on a plane.
  • the first plate and the slide plate are arranged in a T-shape.
  • the second plate and the slide plate are arranged in a T-shape.
  • the slide plate is symmetrically formed with respect to the plane.
  • a ratio D/A of a distance D from the plane to an end of the slide plate measured along a normal of the plane to a thickness A of the slide plate is equal to or smaller than 4.0.
  • the distance D is small such that the ratio D/A is equal to or smaller than 4.0, a ratio of a distance between an action point of a side force acted from the crosshead on the slide plate and the plane to the thickness A of the slide plate is small. Therefore, rigidity of the engine frame is ensured without reinforcements such as horizontal ribs. When no reinforcement is provided, the engine frame has a simple shape and it is easy to manufacture and inspect the engine frame.
  • an engine frame in a fourth aspect of the present invention, includes: a first plate forming a center portion of a bulkhead; a second plate forming a camshaft-side portion or exhaust-side portion of the bulkhead; and a slide plate arranged between the first plate and the second plate.
  • the slide plate guides a crosshead.
  • the first plate and the second plate are arranged on a plane.
  • the first plate and the slide plate are arranged in a T-shape.
  • the second plate and the slide plate are arranged in a T-shape.
  • a ratio B/C of a thickness B of the second plate to a thickness C of the first plate is equal to or larger than 1.5.
  • the second plate Since the second plate is thick such that the ratio B/C is equal to or larger than 1.5, the second plate reinforces the slide plate against a side force acted from the crosshead on the slide plate. Therefore, rigidity of the engine frame is ensured without reinforcements such as horizontal ribs. When no reinforcement is provided, the engine frame has a simple shape and it is easy to manufacture and inspect the engine frame.
  • the slide plate guides the crosshead along a vertical direction.
  • a top plate is welded to an upper side of the slide plate
  • a bottom plate is welded to a lower side of the slide plate
  • a side plate is welded to a side of the second plate.
  • the side of the second plate is opposite to the first plate.
  • any reinforcement reinforcing the slide plate from the second plate or the side plate is not provided.
  • the engine frame Since there is no reinforcement reinforcing the slide plate from the second plate or the side plate, the engine frame has a simple shape and it is easy to manufacture and inspect the engine frame.
  • the engine frame has a simple shape, man-hour of welding and man-hour of inspection are reduced in a case that the first plate and the second plate are respectively welded to the slide plate.
  • the engine frame has a simple shape, in a case that the first plate and the slide plate are integrally formed as a cast and the second plate is welded to the slide plate, a wooden model for the cast is easily prepared, castability of the cast is improved, the cast is easily inspected, and man-hour of welding and man-hour of inspection for a welding between the side plate and the second plate are reduced.
  • the engine frame has a simple shape, in a case that the second plate and the slide plate are integrally formed as a cast and the first plate is welded to the slide plate, a wooden model for the cast is easily prepared, castability of the cast is improved, the cast is easily inspected, and man-hour of welding and man-hour of inspection for a welding between the slide plate and the first plate are reduced.
  • the engine frame has a simple shape, in a case that the first plate, the second plate and the slide plate are integrally formed as a cast, a wooden model for the cast is easily prepared, castability of the cast is improved, and the cast is easily inspected.
  • the engine frame further includes: a top plate welded to an upper side of the slide plate; a bottom plate welded to a lower side of the slide plate; and a side plate welded to a side of the second plate.
  • the side of the second plate is opposite to the first plate. Since the engine frame has a simple shape, in a case that the first plate, the second plate, the slide plate, the top plate, the bottom plate and the side plate are integrally formed as a cast, a wooden model for the cast is easily prepared, castability of the cast is improved, and the cast is easily inspected.
  • the engine frame further includes: a top plate welded to an upper side of the slide plate; a bottom plate welded to a lower side of the slide plate; and a side plate welded to a side of the second plate.
  • the side of the second plate is opposite to the first plate. Since the engine frame has a simple shape, in a case that a portion of the first plate, the second plate, the slide plate, the top plate, the bottom plate and the side plate are formed as a cast, a wooden model for the cast is easily prepared, castability of the cast is improved, and the cast is easily inspected. Since the shape of the engine frame is simple, in a case that the engine frame is formed by welding the plates that are not formed as the cast to the cast, man-hour of welding and man-hour of inspection are reduced.
  • an engine in a fifth aspect of the present invention, includes: the above engine frame; a cylinder; a piston configured to move in the cylinder; a piston rod connected to the piston; the crosshead connected to the piston rod; a crankshaft; a connecting rod connecting the crosshead to the crankshaft; a jacket in which the cylinder is arranged; a bed in which the crankshaft is arranged; and a tie-bolt fastening the jacket, the engine frame and the bed.
  • an engine frame easy to manufacture and inspect is provided.
  • the engine includes a cylinder 2, a piston 3 moving in the cylinder 2, a piston rod 4 connected to the piston 3, a crosshead 5 connected to the piston rod 4, a crankshaft 8, a connecting rod 7 connecting the crosshead 5 to the crankshaft 8, a jacket 1 in which the cylinder 2 is arranged, a bed 9 in which the crankshaft 8 is arranged, and a frame (engine frame) 6 arranged between the jacket 1 and the bed 9.
  • a combustion space that is a space surrounded by the cylinder 2 and the piston 3
  • a fuel is combusted.
  • a translational motion of the piston 3 caused by the combustion is converted into a rotational motion of the crankshaft 8 via the connecting rod 7.
  • the jacket 1, the frame 6, and the bed 9 are fastened to one another by tie-bolts 10.
  • the frame 6 incudes a bulkhead 20, a top plate 23 arranged on a side adjacent to the jacket 1, a bottom plate 24 arranged on a side adjacent to the bed 9, and side plates 25.
  • the bulkhead 20 includes a center plate 21 that forms a center portion of the bulkhead 20, interposing plates 22 that respectively form a camshaft-side portion and an exhaust-side portion of the bulkhead 20, and slide plates 31 arranged between the center plate 21 and the respective interposing plate 22. Positions of the camshaft-side portion and the exhaust-side portion of the bulkhead 20 correspond to positions of a camshaft-side and an exhaust-side of the engine, respectively.
  • the slide plates 31 are located on both sides of the center plate 21 along a crosswise direction in Fig. 3 , respectively.
  • the interposing plates 22 are located outside of both the slide plates 31, and side plates 25 are located outside of both the interposing plates 22, respectively.
  • a longitudinal direction in Fig. 3 agrees with a moving direction (vertical direction) of the crosshead 5
  • a depth direction in Fig. 3 agrees with a rotation axis direction of the crankshaft 8
  • the crosswise direction in Fig. 3 is perpendicular to the moving direction of the crosshead 5 and the rotation axis direction of the crankshaft 8.
  • Inner side surfaces of the slide plates 31 are welded to the center plate 21.
  • Inner edges of the interposing plates 22 are welded to outer side surfaces of the slide plates 31. Inner side surfaces of the side plates 25 are welded to outer edges of the interposing plates 22. The outer edges of the interposing plates 22 are sides opposite to the slide plates 31.
  • the top plate 23 is welded to upper sides of the slide plates 31, the interposing plates 22, and the side plates 25.
  • the bottom plate 24 is welded to lower sides of the slide plates 31, the interposing plates 22, and the side plates 25.
  • the slide plates 31 are provided along the vertical direction.
  • the slide plates 31 guide the crosshead 5 to move along the vertical direction.
  • Each slide plate 31 receives a side force from the crosshead 5.
  • a direction of the side force is parallel to the crosswise direction in Fig. 3 .
  • Thickness directions of the slide plates 31 are parallel to the crosswise direction in Fig. 3 .
  • Thickness directions of the center plate 21 and the interposing plates 23 are parallel to the depth direction in Fig. 3 .
  • Fig. 4 shows a horizontal sectional view of the bulkhead 20, taken along the line A-A in Fig. 3 .
  • the tie-bolts 10 are arranged on both sides of each interposing plate 22, respectively.
  • the center plate 21 and the interposing plates 22 are arranged on a center plane 51 of the bulkhead 20.
  • a normal of the center plane S1 is parallel to the rotation axis direction of the crankshaft 8.
  • Each of the center plate 21 and the interposing plates 22 is welded to the slide plate 31 such that the center plate 21 and the slide plate 31 are arranged in a T-shape and the interposing plate 22 and the slide plate 31 are arranged in a T-shape.
  • Fig. 4 shows a horizontal sectional view of the bulkhead 20, taken along the line A-A in Fig. 3 .
  • the tie-bolts 10 are arranged on both sides of each interposing plate 22, respectively.
  • the center plate 21 and the interposing plates 22 are arranged on a center plane 51
  • A denotes a thickness of each slide plate 31
  • B denotes a thickness of each interposing plate 22
  • C denotes a thickness of the center plate 21
  • D denotes a distance from the center plane S1 to an end of each slide plate 31 measured along the normal of the center plane S1.
  • Each slide plate 31 is symmetrically formed with respect to the center plane S1.
  • each slide plate 31 is thick such that a ratio A/B of the thickness A of the slide plate 31 to the thickness B of the interposing plate 22 is equal to or larger than 1.5, rigidity of the frame 6 is ensured without reinforcements such as horizontal ribs. For example, there is no need to provide a reinforcement reinforcing the slide plate 31 from the interposing plate 22 and a reinforcement reinforcing the slide plate 31 from the side plate 25. Since the rigidity of the frame 6 is ensured, a moving locus of the crosshead 5 is stabilized. When no reinforcement is provided, the frame 6 has a simple shave and it is easy to manufacture and inspect the frame 6.
  • each slide plate 31 is thick such that a ratio A/C of the thickness A of the slide plate 31 to the thickness C of the center plate 21 is equal to or larger than 1.5.
  • the thickness A of the slide plate 31 is affected by design constraints, in general, the thickness A is smaller than a width (for example, 2D) of the slide plate 31.
  • An engine according to a second embodiment of the present invention is configured similarly to the engine according to the first embodiment.
  • a ratio D/A of the distance D from the center plane S1 to the end of the slide plate 31 to the thickness A of the slide plate 31 is equal to or smaller than 4.0.
  • the side force acts on the end of the slide plate 31 or on a position of the slide plate 31 closer to the center plane S1 than the end. Accordingly, by setting the distance D small such that the ratio D/A is equal to or smaller than 4.0, a ratio of a distance between an action point of the side force and the center plane S1 to the thickness A of the slide plate 31 is small. Therefore, rigidity of the frame 6 is ensured without reinforcements such as horizontal ribs.
  • the frame 6 has a simple shape and it is easy to manufacture and inspect the frame 6.
  • the distance D from the center plate S1 to the end of the slide plate 31 is affected by design constrains, in general, the distance D is larger than a larger one of half the thickness C of the center plate 21 and half the thickness B of the interposing plate 22.
  • An engine according to a third embodiment of the present invention is configured similarly to the engine according to the first embodiment.
  • each interposing plate 22 since each interposing plate 22 is thick such that a ratio B/C of the thickness B of the interposing plate 22 to the thickness C of the center plate 21 is equal to or larger than 1.5, each interposing plate 22 reinforces the slide plate 31 against the side force. Consequently, rigidity of the frame 6 is ensured without reinforcements such as horizontal ribs. For example, there is no need to provide a reinforcement reinforcing the slide plate 31 from the interposing plate 22 and a reinforcement reinforcing the slide plate 31 from the side plate 25. When no reinforcement is provided, the frame 6 has a simple shape and it is easy to manufacture and inspect the frame 6.
  • the thickness B of the interposing plate 22 is affected by design constrains, in general, the thickness B is smaller than the width (for example, 2D) of the slide plate 31.
  • the center plate 21 and the slide plates 31 are integrally formed as a cast in each of the above embodiments
  • the interposing plate 22 and the slide plate 31 are integrally formed as a cast in each of the above embodiments
  • the center plate 21, the slide plates 31 and interposing plates 22 are integrally formed as a cast in each of the above embodiments
  • all of the center plate 21, interposing plates 22, slide plates 31, the top plate 23, the bottom plate 24 and the side plates 25 are integrally formed as a cast in each of the above embodiments
  • a wooden model for the cast is easily prepared, castability of the cast is improved, and the cast is easily inspected.
  • the frame 6 is formed by welding the plates that are not formed as the cast to the cast, man-hour of welding and man-
  • An engine according to a fourth embodiment of the present invention is configured similarly to the engine according to any one of the first to third embodiments except for points described below.
  • reinforcements 40 reinforce one of the slide plate 31 on the camshaft-side and the slide plate 31 on the exhaust-side.
  • the reinforcements 40 are provided to upper and lower portions of the slide plate 31.
  • the reinforcements 40 are plate-shaped and thickness directions of the reinforcements 40 are parallel to the vertical direction.
  • Fig. 6 shows a horizontal sectional view of the bulkhead 20, taken along the line B-B in Fig. 5 .
  • the reinforcements 40 provided to the lower portion of the slide plate 31 are arranged on both sides of the center plane S1 of the bulkhead 20, respectively, and welded to the slide plate 31 and the interposing plate 22.
  • the reinforcements 40 provided to the lower portion of the slide plate 31 are welded to the lower portion of the slide plate 31.
  • the tie-bolt 10 penetrates through a space surrounded by the reinforcement 40, the slide plate 31, and the interposing plate 22.
  • the reinforcements 40 provided to the upper portion of the slide plate 31 are configured similarly to the reinforcements 40 provided to the lower portion of the slide plate 31.
  • a magnitude F of the side force received by the slide plate 31 from the crosshead 5 changes according to a motion of the crosshead 5 along the vertical direction (Z-axis direction).
  • the magnitude F of the side force has a first local maximum value when the crosshead 5 is at a first position (Z1) and has a second local maximum value when the crosshead 5 is at a second position (Z2).
  • the second position (Z2) is lower than the first position (Z1).
  • the upper portion of the slide plate 31 receives the side force when the crosshead 5 is at the first position (Z1)
  • the lower portion of the slide plate 31 receives the side force when the crosshead 5 is at the second position (Z2).
  • the frame 6 since no reinforcement is provided to one of the slide plate 31 on the camshaft-side and the slide plate 31 on the exhaust-side, the frame 6 has a simple shape. Furthermore, as for the slide plate 31 to which the reinforcements 40 are provided, the reinforcements 40 are provided only to the upper and lower portions of the slide plate 31, so that the frame 6 has a simple shape. Therefore, man-hour of welding and man-hour of inspection for the frame 6 are reduced, and it is easy to manufacture and inspect the frame 6.
  • the thickness A of the slide plate 31 to which the reinforcements 40 are provided can be thinner than the thicknesses A according to the first to third embodiments.
  • the reinforcements 40 may be provided only to one of the upper and lower portions of the slide plate 31.
  • the center plate 21 and the slide plates 31 are integrally formed as a cast in the present embodiment
  • the interposing plate 22 and the slide plate 31 are integrally formed as a cast in the present embodiment
  • the center plate 21, the slide plates 31 and interposing plates 22 are integrally formed as a cast in the present embodiment
  • the center plate 21, interposing plates 22, slide plates 31, the top plate 23, the bottom plate 24 and the side plates 25 are integrally formed as a cast in the present embodiment
  • all of the center plate 21, interposing plates 22, slide plates 31, the top plate 23, the bottom plate 24, the side plates 25 and the reinforcements 40 are formed as a cast in the present embodiment
  • a portion of the center plate 21, interposing plates 22, slide plates 31, the top plate 23, the bottom plate 24, the side plates 25 and the reinforcements 40 are formed as a cast in the present embodiment

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Connection Of Plates (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
EP10001806A 2009-09-29 2010-02-23 Engine frame Withdrawn EP2305990A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009224072A JP2011074765A (ja) 2009-09-29 2009-09-29 エンジンの架構

Publications (1)

Publication Number Publication Date
EP2305990A1 true EP2305990A1 (en) 2011-04-06

Family

ID=42167247

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10001806A Withdrawn EP2305990A1 (en) 2009-09-29 2010-02-23 Engine frame

Country Status (4)

Country Link
EP (1) EP2305990A1 (ja)
JP (1) JP2011074765A (ja)
KR (1) KR101150106B1 (ja)
CN (1) CN102032245A (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6275611B2 (ja) 2014-09-26 2018-02-07 三菱重工業株式会社 ガイド板、隔壁ユニット、架構及びクロスヘッド式内燃機関
JP6314075B2 (ja) 2014-11-04 2018-04-18 三菱重工業株式会社 補強部材、隔壁ユニット、架構、クロスヘッド式内燃機関
JP6675956B2 (ja) * 2016-08-29 2020-04-08 三菱重工業株式会社 架構及びクロスヘッド式内燃機関

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1999350A (en) 1929-08-03 1935-04-30 Sulzer Ag Frame for reciprocating engines
GB579846A (en) 1941-05-31 1946-08-19 Ove Petersen Improvements in or relating to crossheads and crosshead guides of internal combustion engines
GB615201A (en) 1945-08-11 1949-01-03 Mark Ferdinand Meinertz Improvements in and relating to frames for vertical piston engines
JPS52110312A (en) 1976-03-13 1977-09-16 Mitsubishi Heavy Ind Ltd Engine frame for crosshead type internal-combustion engine
GB2006920A (en) 1977-10-27 1979-05-10 Sulzer Ag Bearing Support for a Crosshead Slide of a Reciprocating Engine
EP2006523A1 (de) 2007-06-18 2008-12-24 Wärtsilä Schweiz AG Kreuzkopf-Grossdieselmotor
EP2236802A1 (de) 2009-03-20 2010-10-06 Wärtsilä Schweiz AG Kreuzkopf-Grossdieselmotor

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Publication number Priority date Publication date Assignee Title
JP2721667B2 (ja) * 1987-04-22 1998-03-04 三菱重工業株式会社 クロスヘッド形往復動内燃機関の架構構造
JPH0648137Y2 (ja) * 1987-07-01 1994-12-07 三菱重工業株式会社 クロスヘツド型内燃機関の架構
AU5568594A (en) * 1992-11-27 1994-06-22 Bp Oil International Limited Method of identifying liquid petroleum products
KR100223084B1 (ko) * 1993-09-14 1999-10-15 정몽규 일체형 래더 프레임을 갖는 실린더 블록 구조 및 차량용 엔진 블록
JPH09209774A (ja) * 1996-01-30 1997-08-12 Suzuki Motor Corp 内燃機関のチエーンカバー
JP3528616B2 (ja) * 1997-12-26 2004-05-17 豊田合成株式会社 ウエザストリップ
KR100530203B1 (ko) * 2003-10-10 2005-11-22 맨 비 앤드 더블유 디젤 에이/에스 엔진 프레임 구조
JP4005550B2 (ja) * 2003-10-10 2007-11-07 エムエーエヌ・ディーゼル・エーエス エンジンフレーム構造
KR101361590B1 (ko) * 2006-07-18 2014-02-11 베르트질레 슈바이츠 악티엔게젤샤프트 왕복 피스톤 엔진의 샤프트용 허브 홀더

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1999350A (en) 1929-08-03 1935-04-30 Sulzer Ag Frame for reciprocating engines
GB579846A (en) 1941-05-31 1946-08-19 Ove Petersen Improvements in or relating to crossheads and crosshead guides of internal combustion engines
GB615201A (en) 1945-08-11 1949-01-03 Mark Ferdinand Meinertz Improvements in and relating to frames for vertical piston engines
JPS52110312A (en) 1976-03-13 1977-09-16 Mitsubishi Heavy Ind Ltd Engine frame for crosshead type internal-combustion engine
GB2006920A (en) 1977-10-27 1979-05-10 Sulzer Ag Bearing Support for a Crosshead Slide of a Reciprocating Engine
EP2006523A1 (de) 2007-06-18 2008-12-24 Wärtsilä Schweiz AG Kreuzkopf-Grossdieselmotor
EP2236802A1 (de) 2009-03-20 2010-10-06 Wärtsilä Schweiz AG Kreuzkopf-Grossdieselmotor

Also Published As

Publication number Publication date
CN102032245A (zh) 2011-04-27
KR20110035817A (ko) 2011-04-06
JP2011074765A (ja) 2011-04-14
KR101150106B1 (ko) 2012-06-14

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