US2706960A - Outboard motor guard - Google Patents

Outboard motor guard Download PDF

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Publication number
US2706960A
US2706960A US418410A US41841054A US2706960A US 2706960 A US2706960 A US 2706960A US 418410 A US418410 A US 418410A US 41841054 A US41841054 A US 41841054A US 2706960 A US2706960 A US 2706960A
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United States
Prior art keywords
guard
outboard motor
frame
motor guard
boat
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Expired - Lifetime
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US418410A
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Theodore Francis Crew
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Individual
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Priority to US418410A priority Critical patent/US2706960A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
    • B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
    • B63H5/16—Arrangements on vessels of propulsion elements directly acting on water of propellers characterised by being mounted in recesses; with stationary water-guiding elements; Means to prevent fouling of the propeller, e.g. guards, cages or screens
    • B63H5/165—Propeller guards, line cutters or other means for protecting propellers or rudders
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/21—Elements
    • Y10T74/2193—Guard mechanisms

Definitions

  • a further object of the invention is to provide a guard of the character thus generally defined which is of light weight, of simple construction, which may be applied to boats of various sizes and types without the exercise of special skill and without the necessity for special tools or appliances.
  • Fig, 2 is a top plan view of the guard removed from the boat
  • Fig. 3 is a sectional view taken through the housing substantially on line 33 of Fig. 1, and
  • Fig. 4 1s a fragmentary top plan view, on a slightly enlarged scale, illustrating a modified form of the invention.
  • the boat represented generally at 5, is provided with the usual plate or stern piece 6 and skeg 7.
  • the entire motor structure tical f my invention includes a bracket formed of light angle H011 and indicated generally at 12 secured plate 6 of the b are connected at their a drop section to accombracket arms 13 lower ends as at 15 to provide modate the skeg 7 of the boat.
  • a frame, thereof propeller guard for boats comprising a hollow arm portions on said frame at the forward end to be secured to and conforming with the stern wardly of said frame to' be secured to the stern of a boat, 10 a second pair of arm portions disposed inwardly of the sides of said frame and connected together at their lower ends, mesh fabric covering said frame and extending between said arm portions, and gates closing the top of said frame.
  • a propeller guard for boats comprising a frame having spaced parallel side portions, mesh fabric covering the bottom, front, sides and back of said frame, gates of mesh fabric hingedly connected to the top portions of said side members and normally closing the top of said frame, and said gate members cut away at their ad- 5 jacent edges to provide between them at a substantially elongated opening.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Devices For Executing Special Programs (AREA)

Description

April 26, 1955 CREW 2,706,960
OUTBOARD MOTOR GUARD Filed March 24, 1954 I V 77150000: I. arm;
United States Patent 2,706,960 OUTBOARD MOTOR GUARD Theodore Francis Crew, Baltimore, Md. Application March 24, 1954, Serial No. 418,410 3 Claims. (Cl. 11542) damage the same.
A further object of the invention is to provide a guard of the character thus generally defined which is of light weight, of simple construction, which may be applied to boats of various sizes and types without the exercise of special skill and without the necessity for special tools or appliances.
provide a guard of the character generally stated which provides means whereby the motor may b In the drawing:
accordance with the invention,
Fig, 2 is a top plan view of the guard removed from the boat,
Fig. 3 is a sectional view taken through the housing substantially on line 33 of Fig. 1, and
Fig. 4 1s a fragmentary top plan view, on a slightly enlarged scale, illustrating a modified form of the invention.
Referring now more particularly to the drawing, the boat, represented generally at 5, is provided with the usual plate or stern piece 6 and skeg 7.
It will be understood that the guard of my invention may be used in not shown, understood.
2,706,960 Patented Apr. 26, 1955 The entire motor structure tical f my invention includes a bracket formed of light angle H011 and indicated generally at 12 secured plate 6 of the b are connected at their a drop section to accombracket arms 13 lower ends as at 15 to provide modate the skeg 7 of the boat.
e outer arms 13 have connected thereto wardly extending parallel It will be noted,
In Fig. 4 of the trated, wherein the gates 20 hinges indicated at 24; the springs of these hinges tending normally to force the gates into downward or closed position.
. In prac the stem 1. A frame, thereof propeller guard for boats comprising a hollow arm portions on said frame at the forward end to be secured to and conforming with the stern wardly of said frame to' be secured to the stern of a boat, 10 a second pair of arm portions disposed inwardly of the sides of said frame and connected together at their lower ends, mesh fabric covering said frame and extending between said arm portions, and gates closing the top of said frame.
3. A propeller guard for boats comprising a frame having spaced parallel side portions, mesh fabric covering the bottom, front, sides and back of said frame, gates of mesh fabric hingedly connected to the top portions of said side members and normally closing the top of said frame, and said gate members cut away at their ad- 5 jacent edges to provide between them at a substantially elongated opening.
References Cited in the file of this patent UNITED STATES PATENTS 268,558 Small Dec. 5, 1882 316,775 Hardrnan Apr. 28, 1885 1,620,129 Peterson Mar. 8, 1927 1,840,949 Harvey Jan. 17, 1932 15 2,614,357 Stoddard Oct. 21, 1952 2,682,854 Cohen July 6, 1954
US418410A 1954-03-24 1954-03-24 Outboard motor guard Expired - Lifetime US2706960A (en)

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US418410A US2706960A (en) 1954-03-24 1954-03-24 Outboard motor guard

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2983246A (en) * 1960-08-04 1961-05-09 Manley Audre Marie Propeller guard for outboard motorboat
US3035538A (en) * 1961-04-14 1962-05-22 Sylvester J Willard Propeller guards
US4957459A (en) * 1989-08-23 1990-09-18 Brunswick Corporation Propeller shroud with load bearing structure
US5469721A (en) * 1994-03-25 1995-11-28 Pyle; Stephen K. Boat propeller case and lock
US6332818B1 (en) * 1998-02-07 2001-12-25 Futuretech Technologies Limited Propulsion system
US6519981B1 (en) * 2001-12-26 2003-02-18 Edward Lovak Anti-theft device for a lower unit of an outboard engine and stern drive
US10293903B2 (en) * 2016-05-25 2019-05-21 Manatee Saver, LLC Boat propeller guard

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US268558A (en) * 1882-12-05 Michael saunders small
US316775A (en) * 1885-04-28 Wire floating live-box
US1620129A (en) * 1925-11-17 1927-03-08 Peterson Gabull Propeller guard
US1840949A (en) * 1931-08-10 1932-01-12 Harvey James Willard Motor boat installation
US2614357A (en) * 1948-11-23 1952-10-21 Jr Charles R Stoddard Portable bait container
US2682854A (en) * 1952-08-11 1954-07-06 Morton D Cohen Outboard motor well and guard

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US268558A (en) * 1882-12-05 Michael saunders small
US316775A (en) * 1885-04-28 Wire floating live-box
US1620129A (en) * 1925-11-17 1927-03-08 Peterson Gabull Propeller guard
US1840949A (en) * 1931-08-10 1932-01-12 Harvey James Willard Motor boat installation
US2614357A (en) * 1948-11-23 1952-10-21 Jr Charles R Stoddard Portable bait container
US2682854A (en) * 1952-08-11 1954-07-06 Morton D Cohen Outboard motor well and guard

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2983246A (en) * 1960-08-04 1961-05-09 Manley Audre Marie Propeller guard for outboard motorboat
US3035538A (en) * 1961-04-14 1962-05-22 Sylvester J Willard Propeller guards
US4957459A (en) * 1989-08-23 1990-09-18 Brunswick Corporation Propeller shroud with load bearing structure
US5469721A (en) * 1994-03-25 1995-11-28 Pyle; Stephen K. Boat propeller case and lock
US6332818B1 (en) * 1998-02-07 2001-12-25 Futuretech Technologies Limited Propulsion system
US6519981B1 (en) * 2001-12-26 2003-02-18 Edward Lovak Anti-theft device for a lower unit of an outboard engine and stern drive
US10293903B2 (en) * 2016-05-25 2019-05-21 Manatee Saver, LLC Boat propeller guard

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