US3839986A - Power trimming and tilting system - Google Patents

Power trimming and tilting system Download PDF

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Publication number
US3839986A
US3839986A US00313521A US31352172A US3839986A US 3839986 A US3839986 A US 3839986A US 00313521 A US00313521 A US 00313521A US 31352172 A US31352172 A US 31352172A US 3839986 A US3839986 A US 3839986A
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United States
Prior art keywords
trim
hydraulic
tilt
thrust element
cylinder
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.)
Expired - Lifetime
Application number
US00313521A
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English (en)
Inventor
M Meyer
R Collis
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.)
Outboard Marine Corp
Original Assignee
Outboard Marine Corp
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 Outboard Marine Corp filed Critical Outboard Marine Corp
Priority to US00313521A priority Critical patent/US3839986A/en
Priority to CA181,613A priority patent/CA1000567A/en
Priority to GB5660573A priority patent/GB1446624A/en
Priority to AU63322/73A priority patent/AU480683B2/en
Priority to FR7343666A priority patent/FR2209689B3/fr
Priority to SE7316579A priority patent/SE395249B/xx
Priority to DE2361179A priority patent/DE2361179A1/de
Priority to BE138649A priority patent/BE808378A/xx
Priority to JP48136505A priority patent/JPS4988294A/ja
Priority to IT54205/73A priority patent/IT1000273B/it
Application granted granted Critical
Publication of US3839986A publication Critical patent/US3839986A/en
Priority to CA243,829A priority patent/CA1001494A/en
Priority to SE7700641A priority patent/SE7700641L/xx
Priority to JP1982102416U priority patent/JPS58100199U/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H20/00—Outboard propulsion units, e.g. outboard motors or Z-drives; Arrangements thereof on vessels
    • B63H20/08—Means enabling movement of the position of the propulsion element, e.g. for trim, tilt or steering; Control of trim or tilt
    • B63H20/10—Means enabling trim or tilt, or lifting of the propulsion element when an obstruction is hit; Control of trim or tilt

Definitions

  • a marine propulsion device comprising a swivel bracket mounted on a tilt pin for vertical swinging movement relative to boat transom, means supporting a thrust element for movement about the axis of the tilt pin, means on the swivel bracket for engaging the thrust element to transmit forward thrust from the swivel bracket to the thrust element when the marine propulsion device is operating in forward drive, and hydraulic trim means for selectively displacing the thrust element about the axis of the tilt pin.
  • the hydraulic trim means includes an extensible and retractable trim piston-cylinder assembly and is operable to displace the swivel bracket about the horizontal tilt axis through a limited range to establish a trim position. Also included is hydraulic tilt means connected to the swivel bracket and operable, to vertically swing the swivel bracket relative to the boat transom between the trim position and an elevated position, together with means for operating the hydraulic trim means independently of the hydraulic tilt means, and means for operating the hydraulic tilt means independently of the hydraulic trim means.
  • the invention relates generally to arrangements for trimming marine propulsion devices, such as outboard motors and stern drive units. More particular, the invention relates to hydraulic arrangements for trimming such marine propulsion devices. Still more particularly, the invention relates to marine propulsion devices which provide hydraulic trim means and which afford tilting in such manner as to permit the return of the propulsion unit to the previously set trim position subsequent to tilting action without operator intervention. Such capacity or ability sometimes is referred to as memory.
  • the invention provides a marine propulsion device including a propulsion unit supporting member mounted on a tilt pin for vertical swinging movement relative to a boat transom, means supporting a thrust element for movement about the axis of the tilt pin, means on the propulsion unit supporting member for engaging the thrust element to transmit forward thrusts from the propulsion unit supporting member to the thrust element when the marine propulsion device is operating in forward drive, and hydraulic trim means for selectively displacing the thrust element about the axis of the tilt pin. 7
  • the marine propulsion device includes means for transmitting reverse thrust from the propulsion unit supporting member to the thrust element.
  • such means comprises a reverse lock assembly mounted on the propulsion unit supporting memberand engageable with the thrust element.
  • such reverse thrust transmitting means comprises hydraulic tilt means operable to transmit reverse thrusts and to elevate the propulsion unit between a trim position and a raised or elevated position and to absorb shock in response to the striking of an underwater obstacle.
  • the propulsion unit after upward swinging of the propulsion unit, either in response to actuation of the hydraulic tilt means or in response to the striking of an underwater obstacle, or otherwise, the propulsion unit can be returned, either by action of gravity or by action of the hydraulic tilt means, to the previously set trim position independently of any intervention on the part of the operator with respect to trimming.
  • the device has a memory enabling return of the propulsion unit to the previously set trim position notwithstanding use of the hydraulic tilt means or inadvertent upward swinging.
  • One of the principal objects of the invention is the provision of a marine propulsion device with a hydraulic trimming and tilting means including memory.
  • Another of the principal objects of the invention is the provision of a marine propulsion device with independently operated hydraulic trim means and hydraulic tilt means.
  • Another of the principal objects of the invention is the provision of a marine propulsion device including hydraulic means for shifting a thrust element about a swivel bracket tilting axis.
  • FIG. l is a fragmentary side elevational view partly broken away and in section, of a marine propulsion device embodying various features of the invention.
  • FIG. 2 is a fragmentary rear view, partly broken away and in section, of the device shownin FIG. 1.
  • FIG. 3 is a fragmentary side elevational view partly broken away and in section of another marine propulsion device embodying various features of the invention.
  • FIG. 4 is a fragmentary rear view, partly broken away and in section, of the device shown in FIG. 3.
  • FIGS. 1' and 2 of the drawings Shown inFIGS. 1' and 2 of the drawings is one embodiment'of' a marine propulsion device embodying various of the features of the inventions While the invention also has applicability to stem drive units, the drawings are illustrative of an outboard motor 11 which is constructed in accordance with the invention.
  • the outboard motor 11 fragmentarily illustrated in FIGS. 11 and 2 includes a first member or transom bracket 13 which is adapted to be suitably fixed to the transom 15 of the boat (See FIG. 1).
  • a second member or swivel bracket 19 Connected to the transom bracket 13 by a tilt pin 17 is a second member or swivel bracket 19 which is vertically tiltable or swingable about the tilt pin 17 relative to the transom bracket 13 between a fully lowered and a fully raised position.
  • propulsion unit 23 which includes a propeller 27 operable under water during normal operating conditions and which is horizontally swingable relative to the swivel bracket 19 for steering purposes, as well as vertically swingable relative to the transom bracket 13 in common with the swivel bracket 19.
  • hydraulic means 31 are provided for trimming the swivel bracket 19 relative to the transom bracket 13, i.e. for angularly displacing or vertically swinging the swivel bracket 19 relative to the transom bracket 13 in both directions through a limited range extending from the fully lowered position so as to selectively establish the swivel bracket 19 and connected propulsion unit 23 in a desired trim position.
  • such hydraulic trim means 31 comprises a thrust rod or element 53 (see FIG. 1) which is engageable by suitable abutment means 55 on the swivel bracket 19 was to receive forward thrust from the propulsion unit 23 when the outboard motor 11 is operating to provide forward propulsion. In turn, such thrust is transmitted from the thrust rod 53 to the boat transom 15.
  • the hydraulic trim means further includes means 57 supporting the thrust rod or element 53 for movement in the fore and aft direction along an arcuate path extending at a uniform radius from the axis of the tilt pin 17 so as to thereby maintain proper relation for engagement with the swivel bracket 19. Also included in the hydraulic trim means is a cylinder-piston assembly 59 mounted from the transom bracket 13 and including a piston rod 61 which is extensible and retractable in the fore and aft direction.
  • means are provided for connecting the thrust element 53 to the piston rod 61 of the cylinder-piston assembly 59 so as to displace the thrust element 53 in the fore and aft direction in response to fore and aft extension and retraction of the piston rod 61.
  • the piston rod 61 is connected to the thrust rod supporting means 57 so as to pivot said means about the tilt pin 17 and thereby displace the thrust element 53 in the fore and aft direction.
  • the connection between the piston rod 61 and the thrust rod supporting means 57 also serves to provide limited lost motion in the direction radially of the axis of the tilt pin 17 during extension and retraction of the piston rod 61 of the cylinder-piston assembly 59.
  • the cylinder piston assembly 59 includes a trim cylinder 63 fixedly connected to the transom bracket 13 and having an axis extending at least in part in the fore and aft direction and preferably approximately tangentially to the path of movement of the lower end of the thrust rod supporting bracket still to be described, together with a trim piston 65 which is movable axially in the trim cylinder 63 and which is connected to the piston rod 61 which extends outwardly from the cylinder 63.
  • the hydraulic trim means also includes a combined reversible electric motor and pump assembly 71 connected by a pair of suitable conduits 73 and 75 to the opposite ends of the trim cylinder 63 so as to provide for selective application of pressure fluid to opposite sides of the piston 65 and thereby to afford positive piston rod movement in both directions.
  • thrust element supporting means can be employed.
  • such means comprises an elongated bracket 81 which, at its upper end, is mounted to the tilt pin 17 for pivotal movement relative thereto and which, remotely from the pivotal connection about the tilt pin 17, includes a portion 83 supporting the thrust element 53.
  • the thrust element is movable through an arcuate path centered at the horizontal axis or tilt pin 17.
  • the thrust element 53 comprises a block which is bolted or otherwise suitably connected to the bracket portion 83 and which has a semi-cylindrically shaped upper surface.
  • a cylindrical pin or element extending transversely between two laterally spaced supports projecting from the bracket portion 83 could be employed.
  • the bracket 81 includes a lower portion 85 having a slightly elongated slot or aperture 87 receiving a bolt 89 which is threaded into the free end of the piston rod 61 and which includes a head 91 capturing the bracket portion 85 between the head 91and the piston rod 61.
  • the elongated length of the aperture 87 affords lost motion between the bracket 81 and the piston rod 61 in the direction radially of the horizontal axis during fore and aft piston rod movement which is effective to positively displace the thrust element 53 both toward and away from the transom 15.
  • the elongated aperture 87 includes, at the upper end thereof, a vertically extending slot 95 which receives a pin 97 extending axially from the free end of the piston rod 61. This connection facilitates threaded receipt of the bolt 89 into the piston rod by preventing rotation of the piston rod in response to rotation of the bolt 89 and so as thereby to connect the thrust element supporting bracket 81 to the piston rod 61.
  • the bolt 89 In order to prevent withdrawal of the bolt 89 from the piston rod 61, the bolt 89 includes a nylon pellet 99 which serves to effectively lock the bolt 89 relative to the piston rod 61.
  • means are also provided for transmitting reverse thrust from the propulsion unit 23 to the transom bracket 19 and for affording tilting of the propulsion unit 23 from a trimmed running position to a raised or elevated position in response to the striking of an underwater obstacle or otherwise.
  • FIGS. 1 and 2 One such arrangement is shown in FIGS. 1 and 2 and a second arrangement is shown in FIGS. 3 and 4.
  • the means for transmitting reverse thrust and affording propulsion unit tilting comprises hydraulic tilt means 101 connected between the swivel bracket 19 and the transom bracket. More specifically such hydraulic tilt means 101 incldues a hydraulic cylinder piston means for raising and lowering the swivel bracket 19 relative to the fully elevated position, for transmitting thrust during reverse operation, and for absorbing shock in the event of the striking of an underwater object by the propulsion unit 23.
  • such means comprises a pis ton-cylinder assembly 103 including a tilt cylinder 104 connected to one of the swivel bracket 19 and transom bracket 13 and a tilt piston 105 which is movable axially in the tilt cylinder 103, and which is connected to a piston rod which, in turn, is connected to the other of the swivel bracket 19 and transom bracket 13.
  • the hydraulic tilt means 101 also includes another suitable combination reversible electric motor and pump assembly 111 connected by a pair of suitable conduits 113 and 115 to the opposite ends of the tilt cylinder 104 so as to provide for selective application of pressure fluid to both sides of the tilt piston 105.
  • means are provided for operating the hydraulic trim means 31 independently of the operation of the hydraulic tilt 101.
  • Such means comprises an electrical three position toggle switch 117 movable from an off position to oppositely spaced actuating positions energizing the combined motor and pump assembly 71 for operation in opposite directions.
  • means are provided for operating the hydraulic tilt means 101 independently of the hydraulic trim means 31. While various arrangements can be employed, such means ineludes another three position electrical toggle switch 119 movable relative to an off position to oppositely spaced actuating positions which respectively energize the combined motor and pump assembly 111 for rotation in opposite directions.
  • the reversible electric motors and pump assemblies 71 and 111 can be energized through the respective toggle switches 117 and 119 from a common battery 121 or other source of power.
  • the trim reversible electric motor and pump assembly 71 and the tilt reversible electric motor and pump assembly 111 are mutually independently operable.
  • the tilt piston 105 includes a suitable orifice 121 which permits transfer of hydraulic fluid within the tilt cylinder 104 from the top to the bottom of the tilt piston 105 and thereby also serves as a shock absorbing means consequent to upward swinging of the propulsion unit 23 in response to the striking of an underwater obstacle.
  • Means are also included in the hydraulic tilt means 101 to afford transmission from the propulsion unit 23 to the transom of a perdetermined amount of reverse thrust during reverse operation.
  • means are also included in the hydraulic tilt means 101 to afford transmission of a predetermined amount of reverse thrust from the propulsion unit 23 to the transom 15. While various arrangements can be employed, in the illustrated construction, such means comprises providing the orifice 121 with a check valve member 123 biased by a spring 125 to prevent check valve opening, with consequent flow through the orifice 121, until after development in the tilt cylinder 104 of a predetermined pressure corresponding to a predetermined reverse thrust level. It should be noted that the pressures developed in the tilt cylinder 104 in response to the striking of an underwater obstacle commonly exceed that developed during reverse operation.
  • the hydraulic trim means 31 can be acmated to adjust the trim of the propulsion unit 23 so as to provide for optimum propulsion. If it is desired to raise the propulsion unit 23 from the trim position es tablished by the hydraulic trim means 31 in the event of shallow water operation, the hydraulic tilt means 101 can be actuated to raise the propulsion unit 23. Subsequent loweringof the propulsion unit 23 will return the propulsion unit 23 to the pre-set established trim position.
  • the moment arms of the tilt cylinder 104 and trim cylinder 63 relative to the horizontal axis and the fluid pressures produced by the reversible electric motor and pump assemblies 71 and 111 are such that the hydraulic trim means 31 is more powerful than the hydraulic tilt means 101 and that downward movement of the hydraulic tilt means 101 is ineffective to inwardly displace the piston rod 61 of the hydraulic trim means 31.
  • suitable safety valves can be provided to prevent the build-up of excessive pressures in both the tilt and trim hydraulic systems.
  • FIGS. 3 and 4 Shown in FIGS. 3 and 4 is a second arrangement for transmitting reverse thrust from the propulsion unit 23 to the transom bracket 13 and foraffording tilting of the propulsion unit 23 from the trimmed running position to a raised or'elevated position.
  • Such means comprises mounting onthe swivel bracket 19 of a reverse lock assembly 151 which is of the general type disclosed in the Hulsebus US. Pat. No. Re. 25,048, issued Oct. 3, 1961, and which is also generally disclosed in theU.S. co-pending application Ser. No. 271,198, filed July 12, 1972, now US. Pat. No. 3,785,329, and assigned to the assignee of this application, each of which is incorporated herein by reference.
  • the reverse lock assembly includes a pair of laterallyspaced pivot arms 153 which are respectively pivotally connected on opposite sides of the swivel bracket 19 by pivot pins 155 and which, at their forward ends, are connected by a pivot pin 157 to a pivotally movable bale or yoke 159 which includesa cross web 161 connected to laterally spaced legs 163 extending fore and aft. Adjacent their'forward ends,.the legs 163 include hook portions 165 adapted to releasably engage the semi-cylindrical upper surface of the thrust element 53 during normal reverse operation and to thereby prevent upward swinging of the propulsion unit away from the transom 15. Adjacent their rearward ends, the legs 163 are respectively connected to the lower end of one or more tension springs 1.71 which, in turn, at their upper ends, are anchored to the swivel bracket 19.
  • Means including an actuating rod 173 engageable with the cross web 161 of the yoke 159 are provided for releasing the reverse lock assembly 151, i.e., for lifting the hook portions 165 out of engagement with the thrust element 53.
  • Such means can be manually operated as disclosed in the Hulsebus US. Pat. No. Re.
  • the reverse lock assembly 151 In operation, if the propulsion unit 23 strikes an underwater obstacle, the reverse lock assembly 151 will automatically release to permit upward swinging of the propulsion unit 23 from the trimmed running position. Upon return movement, the propulsion unit 23 will automatically return to the prior trimmed running position. In the event that it is desired to raise the propulsion unit 23 for inspection of the propeller 27 or otherwise, the reverse lock assembly 151 can be manually released and the propulsion unit 23 manually elevated.
  • the power tilting cylinder can also be employed with the reversing lock arrangement whereby to permit power tilting of the propulsion unit when the reverse locking is manually released.
  • a shock absorber can also be employed with a reverse lock assembly to cushion upward tilting in response to striking of an underwater obstacle.
  • a marine propulsion device comprising a first member adapted to be attached to a boat, a second member, means including a tilt pin for connecting said second member to said first member for vertical swinging movement of said second member relative to said first member about the axis of said tilt pin, a thrust element, means on said second member for engaging said thrust element to transmit forward thrust from said second member to said thrust element when said marine propulsion device is operating in forward drive, means for supporting said thrust element for movement about the axis of said tilt pin, hydraulic cylinder means including a cylinder stationarily fixed relative to said first member and extending in the fore and aft direction and a piston selectively movable in said cylinder in the fore and aft direction, and means connecting said piston and said thrust element for displacement of said thrust element in the fore and aft direction in response to fore and aft displacement of said piston and including a connection between said thrust element and said piston providing lost motion in the direction radially of said tilt axis.
  • said reverse thrust transmitting means comprises second hydraulic means connected between said first and second members for vertically swinging said second member relative to said first member.
  • a marine propulsion device in accordance with claim 1 wherein said means for supporting said thrust element comprises a bracket having one end pivotally connected to said tilt pin and having, at its other end, a connection with said hydraulic means.
  • a marine propulsion device in accordance with claim 1 wherein said hydraulic cylinder means comprises selectively operable means for supplying pressure fluid to said cylinder to displace said piston in said cylinder, and wherein said means for supporting said thrust element comprises a bracket having, at one end, a pivotal connection to said tilt pin, and wherein said connecting means connects said piston to said bracket for swinging said bracket about said tilt pin so as to move said thrust element fore and aft in an arcuate path having a uniform radius from said tilt pin.
  • a marine propulsion device in accordance with claim 6 including second hydraulic means connected between said first and second members for vertically swinging said second member relative to said first member.
  • a marine propulsion device comprising a first member adapted to be attached to a boat, a second member connected to said first member for vertical swinging movement about a horizontal axis between a fully lowered position and a fully elevated position, hydraulic trim means connected between said first and second members for displacing said second member about said horizontal axis through a limited range ex tending from said fully lowered position to establish said second member in a trim position, said hydraulic trim means including an extensible and retractable tn'm piston-cylinder assembly connected to said first member and a releasable connection between said second member and said trim piston-cylinder assembly, hydraulic tilt means connected between said first and second members and operable, when said connection between said second member and said trim pistoncylinder assembly is released, to vertically swing said second member relative to said first member between said elevated position and said trim position, means for operating said hydraulic trim means independently of said hydraulic tilt means, and means for operating said hydraulic tilt means independently of said hydraulic trim means.
  • said hydraulic tilt means comprises a tilt cylinder connected to one of said first and second members, a tilt piston movable in said tilt cylinder and connected to the other of said first and second members, and selectively operable means for supplying pressure fluid to said tilt cylinder to displace said tilt piston in said tilt cylinder.
  • a marine propulsion device in accordance with claim 12 including means preventing relative rotation between said trim piston and said bracket.
  • An outborad motor comprising a transom bracket adapted to be attached to a boat, a swivel bracket, means including a tilt pin for connecting said swivel bracket to said transom bracket for vertical swinging movement of said swivel bracket relative to said transom bracket about the axis of said tilt pin, a
  • propulsion unit means connecting said propulsion unit to said swivel bracket for common vertical swinging movement with said swivel bracket and for pivotal movement of said propulsion unit relative to said swivel bracket about a steering axis transverse of the axis of said tilt pin, a thrust element, means on said swivel bracket for engaging said thrust element to transmit forward thrust from said swivel bracket to said thrust element when said outboard motor is operating in forward drive, means for supporting; said thrust element for movement about the axis of said tilt pin, hydraulic cylinder means including a cylinder stationarily fixed relative to said transom bracket and extending in the fore and aft direction and a piston selectively movable in said cylinder in the fore and aft direction, and means connecting said piston and said thrust element for displacement of said thrust element in the fore and aft direction in response to fore and aft displacement of said piston.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Actuator (AREA)
  • Fluid-Pressure Circuits (AREA)
US00313521A 1972-12-08 1972-12-08 Power trimming and tilting system Expired - Lifetime US3839986A (en)

Priority Applications (13)

Application Number Priority Date Filing Date Title
US00313521A US3839986A (en) 1972-12-08 1972-12-08 Power trimming and tilting system
CA181,613A CA1000567A (en) 1972-12-08 1973-09-21 Power trimming and tilting system
AU63322/73A AU480683B2 (en) 1972-12-08 1973-12-06 Power trimming and tilting system
GB5660573A GB1446624A (en) 1972-12-08 1973-12-06 Mounting means for marine propulsion devices
SE7316579A SE395249B (sv) 1972-12-08 1973-12-07 Framdrivningsanordning for batar
DE2361179A DE2361179A1 (de) 1972-12-08 1973-12-07 Antriebseinheit fuer wasserfahrzeuge
FR7343666A FR2209689B3 (US06312121-20011106-C00033.png) 1972-12-08 1973-12-07
BE138649A BE808378A (fr) 1972-12-08 1973-12-07 Dispositif de propulsion marine
JP48136505A JPS4988294A (US06312121-20011106-C00033.png) 1972-12-08 1973-12-08
IT54205/73A IT1000273B (it) 1972-12-08 1973-12-10 Dispositivo di propulsione marina in particolare del tipo a motore fuoribordo
CA243,829A CA1001494A (en) 1972-12-08 1976-01-20 Power trimming and tilting system
SE7700641A SE7700641L (sv) 1972-12-08 1977-01-21 Framderivningsnaordning for batar
JP1982102416U JPS58100199U (ja) 1972-12-08 1982-07-06 船用推進装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00313521A US3839986A (en) 1972-12-08 1972-12-08 Power trimming and tilting system

Publications (1)

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US3839986A true US3839986A (en) 1974-10-08

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Application Number Title Priority Date Filing Date
US00313521A Expired - Lifetime US3839986A (en) 1972-12-08 1972-12-08 Power trimming and tilting system

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US (1) US3839986A (US06312121-20011106-C00033.png)
JP (2) JPS4988294A (US06312121-20011106-C00033.png)
BE (1) BE808378A (US06312121-20011106-C00033.png)
CA (1) CA1000567A (US06312121-20011106-C00033.png)
DE (1) DE2361179A1 (US06312121-20011106-C00033.png)
FR (1) FR2209689B3 (US06312121-20011106-C00033.png)
GB (1) GB1446624A (US06312121-20011106-C00033.png)
IT (1) IT1000273B (US06312121-20011106-C00033.png)
SE (2) SE395249B (US06312121-20011106-C00033.png)

Cited By (28)

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Publication number Priority date Publication date Assignee Title
US4177747A (en) * 1976-08-27 1979-12-11 Ab Volvo Penta Outboard motor bracket assembly
US4406632A (en) * 1980-07-09 1983-09-27 Outboard Marine Corporation Outboard motor with dual trim and tilt axes
US4493659A (en) * 1980-12-03 1985-01-15 Yamaha Hatsudoki Kabushiki Kaisha Tilt-lock mechanism
US4501562A (en) * 1980-12-01 1985-02-26 Outboard Marine Corporation Marine propulsion device for sailboats
US4504237A (en) * 1980-07-09 1985-03-12 Outboard Marine Corporation Outboard motor with dual trim and tilt axes
US4545769A (en) * 1982-06-08 1985-10-08 Yamaha Hatsudoki Kabushiki Kaisha Tilt locking system for boat propellers
US4551104A (en) * 1983-02-22 1985-11-05 Sanshin Kogyo Kabushiki Kaisha Tilt lock mechanism for marine propulsion device
US4563155A (en) * 1980-12-01 1986-01-07 Outboard Marine Corporation Steering post mounted propulsion assembly
US4565528A (en) * 1983-03-19 1986-01-21 Sanshin Kogyo Kabushiki Kaisha Tilting mechanism for marine propulsion device
US4575342A (en) * 1982-12-28 1986-03-11 Sanshin Kogyo Kabushiki Kaisha Tilt lock mechanism for marine propulsion device
US4605377A (en) * 1984-06-21 1986-08-12 Outboard Marine Corporation Manual lift means for marine propulsion device
US4643686A (en) * 1980-12-01 1987-02-17 Outboard Marine Corporation Steering post mounted propulsion assembly
US4695260A (en) * 1983-11-15 1987-09-22 Sanshin Kogyo Kabushiki Kaisha Tilting device for marine propulsion device
US4702714A (en) * 1983-03-19 1987-10-27 Sanshin Kogyo Kabushiki Kaisha Tilt mechanism for marine propulsion device
US4784625A (en) * 1983-11-29 1988-11-15 Sanshin Kobyo Kabushiki Kaisha Tilt lock mechanism for marine propulsion device
US4990111A (en) * 1988-05-09 1991-02-05 Sanshin Kogyo Kabushiki Kaisha Tilt device for marine propulsion unit
US5032094A (en) * 1988-10-05 1991-07-16 Kabushiki Kaisha Showa Seisakusho Tilt-trim system for outboard motors
US5049099A (en) * 1983-06-15 1991-09-17 Sanshin Kogyo Kabushiki Kaisha Power tilt device
US5405274A (en) * 1993-06-04 1995-04-11 Brunswick Corporation Trolling motor mount clutch slip-joint
US5498181A (en) * 1994-06-07 1996-03-12 Outboard Marine Corporation Outboard motor power head assembly
EP0928739A3 (en) * 1998-01-09 2001-08-16 Soqi Kabushiki Kaisha Power tilt apparatus for monting an outboard engine on a boat
US6309265B1 (en) * 1999-04-09 2001-10-30 Sanshin Kogyo Kabushiki Kaisha Power tilt and trim system for outboard drive
US6394408B1 (en) 1996-08-13 2002-05-28 Brunswick Corporation Trolling motor column mounting system
US6416370B1 (en) 2000-12-06 2002-07-09 Bombardier Motor Corporation Of America Watercraft hydraulic apparatus
EP1961656A1 (en) * 2007-02-22 2008-08-27 Yamaha Marine Kabushiki Kaisha Boat propulsion apparatus
US20190367144A1 (en) * 2017-01-30 2019-12-05 Showa Corporation Outboard motor raising/lowering device
US10793244B2 (en) 2016-09-30 2020-10-06 Showa Corporation Outboard motor raising/lowering device
CN117203124A (zh) * 2023-04-25 2023-12-08 广东逸动科技有限公司 维修控制方法、装置、推进器、系统、设备及存储介质

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Publication number Priority date Publication date Assignee Title
JPS5738427B2 (US06312121-20011106-C00033.png) * 1974-07-31 1982-08-16
CA1060724A (en) * 1976-03-24 1979-08-21 Charles B. Hall Hydraulically powered marine propulsion tilting and trimming system with memory
US4354847A (en) * 1980-07-09 1982-10-19 Outboard Marine Corporation High tilt pivot mounting arrangement for an outboard motor
US4367860A (en) * 1980-09-25 1983-01-11 Outboard Marine Corporation High pivot transom bracket assembly for mounting outboard motor
US4449945A (en) * 1981-08-17 1984-05-22 Outboard Marine Corporation Outboard motor mounting arrangement
SE451447B (sv) * 1983-09-20 1987-10-12 Volvo Penta Ab Batpropelleraggregat
CN115107980B (zh) * 2021-03-23 2023-06-13 广东逸动科技有限公司 船用推进器固定装置及使用其的船用推进器

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US3581702A (en) * 1969-07-28 1971-06-01 Chrysler Corp Trim and tilt mechanism for outboard propulsion unit
US3722455A (en) * 1971-02-23 1973-03-27 Outboard Marine Corp Hydraulic power trim and power tilt system for a marine propulsion device

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Cited By (34)

* Cited by examiner, † Cited by third party
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US4177747A (en) * 1976-08-27 1979-12-11 Ab Volvo Penta Outboard motor bracket assembly
US4406632A (en) * 1980-07-09 1983-09-27 Outboard Marine Corporation Outboard motor with dual trim and tilt axes
US4504237A (en) * 1980-07-09 1985-03-12 Outboard Marine Corporation Outboard motor with dual trim and tilt axes
US4643686A (en) * 1980-12-01 1987-02-17 Outboard Marine Corporation Steering post mounted propulsion assembly
US4501562A (en) * 1980-12-01 1985-02-26 Outboard Marine Corporation Marine propulsion device for sailboats
US4563155A (en) * 1980-12-01 1986-01-07 Outboard Marine Corporation Steering post mounted propulsion assembly
US4493659A (en) * 1980-12-03 1985-01-15 Yamaha Hatsudoki Kabushiki Kaisha Tilt-lock mechanism
US4545769A (en) * 1982-06-08 1985-10-08 Yamaha Hatsudoki Kabushiki Kaisha Tilt locking system for boat propellers
US4575342A (en) * 1982-12-28 1986-03-11 Sanshin Kogyo Kabushiki Kaisha Tilt lock mechanism for marine propulsion device
US4551104A (en) * 1983-02-22 1985-11-05 Sanshin Kogyo Kabushiki Kaisha Tilt lock mechanism for marine propulsion device
US4565528A (en) * 1983-03-19 1986-01-21 Sanshin Kogyo Kabushiki Kaisha Tilting mechanism for marine propulsion device
US4702714A (en) * 1983-03-19 1987-10-27 Sanshin Kogyo Kabushiki Kaisha Tilt mechanism for marine propulsion device
USRE34844E (en) * 1983-06-15 1995-01-31 Sanshin Kogyo Kabushiki Kaisha Power tilt device
US5049099A (en) * 1983-06-15 1991-09-17 Sanshin Kogyo Kabushiki Kaisha Power tilt device
US4695260A (en) * 1983-11-15 1987-09-22 Sanshin Kogyo Kabushiki Kaisha Tilting device for marine propulsion device
US4784625A (en) * 1983-11-29 1988-11-15 Sanshin Kobyo Kabushiki Kaisha Tilt lock mechanism for marine propulsion device
US4605377A (en) * 1984-06-21 1986-08-12 Outboard Marine Corporation Manual lift means for marine propulsion device
US4990111A (en) * 1988-05-09 1991-02-05 Sanshin Kogyo Kabushiki Kaisha Tilt device for marine propulsion unit
US5032094A (en) * 1988-10-05 1991-07-16 Kabushiki Kaisha Showa Seisakusho Tilt-trim system for outboard motors
US5405274A (en) * 1993-06-04 1995-04-11 Brunswick Corporation Trolling motor mount clutch slip-joint
US5498181A (en) * 1994-06-07 1996-03-12 Outboard Marine Corporation Outboard motor power head assembly
US6394408B1 (en) 1996-08-13 2002-05-28 Brunswick Corporation Trolling motor column mounting system
EP0928739A3 (en) * 1998-01-09 2001-08-16 Soqi Kabushiki Kaisha Power tilt apparatus for monting an outboard engine on a boat
US6309265B1 (en) * 1999-04-09 2001-10-30 Sanshin Kogyo Kabushiki Kaisha Power tilt and trim system for outboard drive
US6416370B1 (en) 2000-12-06 2002-07-09 Bombardier Motor Corporation Of America Watercraft hydraulic apparatus
EP1961656A1 (en) * 2007-02-22 2008-08-27 Yamaha Marine Kabushiki Kaisha Boat propulsion apparatus
US20080207065A1 (en) * 2007-02-22 2008-08-28 Yamaha Marine Kabushiki Kaisha Boat propulsion apparatus
US7594833B2 (en) 2007-02-22 2009-09-29 Yamaha Hatsudoki Kabushiki Kaisha Boat propulsion apparatus
US10793244B2 (en) 2016-09-30 2020-10-06 Showa Corporation Outboard motor raising/lowering device
US20190367144A1 (en) * 2017-01-30 2019-12-05 Showa Corporation Outboard motor raising/lowering device
US10882594B2 (en) 2017-01-30 2021-01-05 Showa Corporation Outboard motor raising/lowering device
US10899423B2 (en) * 2017-01-30 2021-01-26 Showa Corporation Outboard motor raising/lowering device
CN117203124A (zh) * 2023-04-25 2023-12-08 广东逸动科技有限公司 维修控制方法、装置、推进器、系统、设备及存储介质
CN117203124B (zh) * 2023-04-25 2024-05-14 广东逸动科技有限公司 维修控制方法、装置、推进器、系统、设备及存储介质

Also Published As

Publication number Publication date
CA1000567A (en) 1976-11-30
BE808378A (fr) 1974-03-29
DE2361179A1 (de) 1974-06-12
AU6332273A (en) 1975-06-12
GB1446624A (en) 1976-08-18
SE7700641L (sv) 1977-01-22
JPS4988294A (US06312121-20011106-C00033.png) 1974-08-23
DE2361179C2 (US06312121-20011106-C00033.png) 1987-05-27
FR2209689A1 (US06312121-20011106-C00033.png) 1974-07-05
SE395249B (sv) 1977-08-08
FR2209689B3 (US06312121-20011106-C00033.png) 1976-10-15
IT1000273B (it) 1976-03-30
JPS58100199U (ja) 1983-07-07

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