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Патент USA US3065736

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Nov. 27, 1962
Filed July 8. 1960
3 Sheets-Sheet 1
Nov. 27, 1962
Filed July 8, 1960
3 Sheets-Sheet 2
70 Q5 70
Nov. 27, 1962
Filed July 8, 1960
3 Sheets—Sheet 3
74 L
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WILL IAM J kouoABl/sh'
United States Patent "'O?ice
Patented Nov. 27, 1962
14, 20 and 24, and the interconnecting means 32, 34 and
36, constitute the framework for the structure 10 and
are preferably formed of a suitable light weight, rust
William J. Roudabush, East Grange, NJ.
Filed July 8, 1960, Ser. No. 41,685
1 Claim. (Cl. 114—-.5)
be understood that the base 18 of frame 14 serves as a
?xed platform at one end of the structure 10.
The present invention relates to a combined amphibi
ous boat dock, boat house and boat carrier.
which are coextensive with the longitudinal extent of hori
zontal frame 14, are hinged, as at 42, to the horizontal
proof material, such as aluminum, or the like. It will
A pair of movable horizontal platforms 38 and 40,
It is an object of the present invention to provide a 10 frame for movement between the raised position thereof
combined amphibious boat dock, boat house and boat
carrier of highly novel and efficient construction which
shown in FIG. 2 and the lowered positions thereof shown
in FIG. 1. A pair of laterally spaced vertical plates 42
can be manufactured and sold at a relatively low price.
and 44 are rigidly mounted, as at 45, at the outer trans
Verse edge 46 of the rigid walkway 18 and de?ne an
a structure of the described type having a predetermined 15 entrance 48 therebetween. A gate 50 is hinged, as at 52,
widthwise dimension during use as a boat dock and boat
to plate 42 and a gate 54 is similarly hinged, as at 56,
house and which can be substantially reduced in width
to the vertical plate 44, whereby said gates are movable
wise dimensions for transportation of the boat over high
from a closed or folded position shown in FIGS. 2 and 3
ways or for storage in a garage or the like.
in the case of gate 54, to an open position shown in FIGS.
‘ It is another object of the present invention to obviate 20 1 and 3 in the case of gate 50. Similar gates 58 and 60
the need for separate structures to provide for docking,
are provided at the other end of the structure 10, being
housing and transportation of a boat.
I hinged, as at 62, to the frame arch 20, as best shown in
It is a further object of the present invention to provide
FIG. 4, for similar movement between an open position
a pier and boat house into which a boat may be easily
shown in FIGS. 1 and 4 and a closed or folded position
propelled and on which the boat can be lifted to different 25 shown in FIG. 2. In the open position thereof said
predetermined heights above the water and locked in pre
gates serve to support walkways 38 and 40 at each of
determined position.
the opposite ends of the latter. In this connection it will
Other and‘ further objects and advantages of the pres
be understood that all of the gates are provided with
ent invention will become apparent to one skilled in the
suitable locking devices 64, as best shown in FIG. 4,
It is another object of the present invention to provide
art from reading the following speci?cation in connection 30 to releasably lock the underlying edge of the adjacent
with the annexed drawings.
walkway to the associated gate so as to releasably secure
In the drawings which illustrate the best mode pres
and support the walkways in the extended or open posi
entlv contemplated for carrying out the invention:
tions of the gates and walkways.
FIG. 1 is a perspective view of a structure pursuant
The structure 10 is rendered buoyant in the water
to the present invention in use as a combined pier or 35 through the provision of quarter-cylinder hollow pontoons
dock and boat house;
66. Each pontoon is secured to a trap door 68 which
FIG. 2 is a perspective view showing the structure in
is hinged, as at 70, on a foldable walkway. As here
use as a boat carrier or trailer;
FIG. 3 is atop plan view of FIG. 1;
shown, each of the walkways 38 and 40 is provided with
two hinged trapdoors each of which overlies a cut-out (not
FIG. 4 is an end view taken in the direction of arrow 4 40 shown) in the walkway which accommodates the pontoon.
Each trap door is provided with a stop or detent 72 which
FIG. 5 is a more or less schematic view of the boat
overlies the associated walkway. In the lowered or open
lift means;
position of the walkways, the pontoons are in the full line
FIG. 6 is a detail view, on an enlarged scale, showing
position thereof shown in FIG. 4 for immersion in the
a brake-lock device, with cover removed, in inoperative 45 water. When the walkways are raised the pontoons are
condition; and
in an intermediateposition 66A from which they can
1FIG. 7 is a view similar to FIG. 6 with the brake-lock
readily be manually moved into the position 66B thereof
device in operative condition.
between the spaced arms 16 of horizontal frame 14, so
in FIG. 3;
Referring now to the drawings in detail, there is shown
as to substantially reduce the Widthwise dimension of
a structure 10, pursuant to the present invention, which 50 the structure 10 for transportation or storage. The pon
constitutes a pier or dock, a boat house and a trailer or
carrier for a boat 12, or the like. The structure 10 com
prises a horizontal U-shaped frame 14 (FIG. 3) consti
tuted by a pair of laterally spaced arms 16-16 inter
connected at one end thereof by a preferably integral
base or bight 18 and open at the other end thereof, as
best shown in FIGS. 1 and 4. A ?rst vertical U-shaped
frame 20 is mounted in inverted relation at the open end
toons are provided with detents 67' to retain them in
position 66B.
Walkway 38 is provided with apertures 74 for receiv
removable posts 76 for supporting removable rope
bannisters 78 which may be strung between the gates 50
and 58 along the outer edge of the walkway 38. Addi
tional apertures 74 may be provided in the adjacent frame
arm 16 for additional posts 76 to provide hand grips or
of the horizontal frame. More speci?cally, the free ends
of the opposing arms 22-22 are suitably secured to the 60 the like to facilitate entry and exit from the boat 12 ?oat
ing in the structure within the arms of frame 14. Walk
free ends of arms 16-16 and extend upwardly there
40 may be provided also with apertures 74 and posts
from. A second vertical U-shaped frame 24, is mounted
76 and would be provided with a rope bannister 78 pref
in inverted relation at the closed end of the horizontal
frame. More speci?cally, the free ends of the opposing
erably at the inner longitudinal edge of the walkway,
arms 26—26 of frame 24 are suitably secured substan 65 the latter serving as a pier or dock to which visitors may
moor their boats and climb onto the structure.
tially at the junction of each arm 16 with the bight 18.
In order to permit for overland transport of the struc
The bight 28 of frame 20 is interconnected with the bight
ture, the latter is provided with a front trailer assembly 82
30, of frame 24, as here shown, by the struts 32, 34 and
of conventional construction which is mounted on the
36 to which a canvas cover or tarpaulin, or the like, may
be secured as a roof for the structure. However, in lieu 70 undersurface of the base or bight 18 of horizontal frame
of the struts and canvas cover, a solid roof may inter
14. The assembly comprises the pivotal front wheels
connect the vertical frames 20 and 24. The three frames
84—84 and a front trailer hitch 86 by means of which the
eifect rotation of the cam. When cam 138 is operated to
urge block 130 toward block 124, the cable 112 is forced
toward block 124 and assumes the ogee conformation
structure can be pulled by an automobile or truck. Fixed
rear wheels 88 are mounted adjacent the free ends of arms
16 of frame 14.
shown in FIG. 7 whereby the cable is braked against
When the structure 10 is moored or anchored in the
water, the boat 12 enters or leaves the latter through the
frame 20. The latter is provided with an anti-spread
device 90‘ to prevent damage to the structure during storms
or the like. Device 90 is a U-shaped member formed of
a suitable strong metal which is hinged, as at 92, to the
movement through the brake 102.
The brake may be
locked in its operating position, shown in FIG. 7, by
inserting a lock through the complementary openings 142
and 144 in the handle and the casing, it being understood
that a similar opening is provided in the casing cover.
free ends of arms 22 of frame 20. When the structure 10 When the handle is operated to release the cam, the weight
of the boat will cause the cable 112 to straighten out, the
is in the water, the device 90 is in its lower position, shown
block 130 moving away from the block 124.
in FIGS. 1 and 4 so as to provide clearance for the boat
The operations of structure 10 will be apparent from
80. When the structure 10 is out of the water, the device
the foregoing description. When ?oating and moored in
90 is pivoted upwardly to abut against the frame 22 and
suitably secured thereagainst.
When the structure is in the water, a gangplank would
extend from the land to the entrance 48. A protective
shield 94 is secured to the lower portion of frame 24 op
15 the water, the anti-spread device 90 and the foldable
walkways 38 and 40 are all lowered as shown in FIG. 1
and the boat 12 may readily enter or depart through the
frame 20. When not in use, the boat may be raised, as
shown in FIG. 1, or it may remain ?oating in the water
posite the entrance 48. Above the shield 94, the frame
24 mounts a transverse support 96 and a vertical support 20 and, in the latter case, the device 90 may be raised and
suitably locked to retain the boat within the structure 10,
98 is secured lbetween the top of the frame and the trans
serving as a boat house. Other boats may be secured to
verse support. Support 98 mounts a conventional winch
the walkways, especially to the visitor’s walkway 40, so
100, which may be either manually or electrically opera
that the structure 10 also serves as a pier or dock. When
ble, and a brake-lock mechanism 102 utilized in lowering
and raising 'boat 18 to and from the water. More speci? 25 the boat is to be removed from the water for transporta
tion or storage, the boat is raised and device 90 and walk
cally, the central strut or rafter 34 mounts four pulleys
ways 38 and 40 are closed and secured in positions as
104, 106, 108 and 110, as schematically shown in FIG. 5.
shown in FIG. 2, with pontoons 66 in position 6613, under
A main lift cable or rope 112 extends from the winch 100'
the raised boat 12, as shown in FIG. 4.
and through the brake-lock 102, through the support 98
Although I have disclosed a speci?c constructional em
and over front pulley 104. The lift cable 112 is coupled, 30
as at 113, to a rear end cable 115 which passes over rear
bodiment of the invention, it is obvious that changes and
modi?cations may be made therein without departing from
pulley 110 and terminates in a hook 114 which is suitably
the spirit or scope of the invention as de?ned in the ap
hooked to the rear end of the boat. A third cable or rope
pended claim.
116 is provided with a hook 118 adapted to suitably hook
I claim:
onto the front end of the boat 12. From the hooked end 35
A combined boat house pier and trailer structure com
thereof the cable 116 passes over the second pulley 106
prising a framework having a horizontal frame open at
adjacent to pulley 104 and around the third pulley 108,
one end thereof, a ?rst inverted vertical U-frame at the
between pulleys 106 and 110, and is tied to the cable cou
pler 113 whereby the winch 100 need only operate the
open end of said horizontal frame and a second inverted
vertical U-frame at the closed end of said horizontal
frame, means interconnecting the closed ends of said U
apparent that when the winch pulls in cable 112 both
frames, means for suspending a boat from said intercon
hooks 114 and 118 are raised to raise the boat and, con
necting means, foldable walkways at the opposite sides of
versely, when the winch pays out cable 112, both hooks
said frame work, ?oat means provided on said walkways,
are lowered with the boat 12.
The brake lock 102 permits the boat 12 to be retained 45 and‘ Wheel means provided on said framework, said ?oat
means being quarter cylinder pontoons, said pontoons be
and locked in any position between the rafter 34 and the
ing movably mounted on said walkways and movable into
water. As here shown, brake lock 102 comprises a cas
a position underlying a suspended boat in folded condi
ing 120 from which the cover (not shown) has been re
tion of said walkways.
moved for purposes of illustration. An opening 122 is
single cable 112 to raise or lower the boat.
It will be
provided through the casing. for the main lift cable 112. 50
The casing is provided with a ?rst ?xed block 124 formed
of a suitable material and provided with an ogee surface
126 to which there, is secured a brake lining 128 which
assumes the ogee formation. A second block 130 is slid
References Cited in the ?le of this patent
Warner _______________ __ Apr. 9, 1872
ably movable in the casing, as shown by arrows 132, and 55
Bush?eld ____________ __ Mar. 4, 1952
18 also provided with an ogee edge surface 134 which
Cable 122 passes between the brake linings. Any suit
Dummings ____________ __ Mar. 22,
Konecky _____________ __ Mar. 29,
White ________________ __ Dec. 20,
Smith _______________ __ May 12,
able means may be used to move block 130 toward block 60
Stearn _____ ____________ __ June 2, 1959
Germany _____________ __ Dec. 14, 1938
confronts surface 126. Surface 134 is provided also with
a ‘brake lining 136 which assumes the ogee formation.
124. As here shown provision is made for an eccentric
cam 138 which is pivoted as at 140. The cam is provided
with a handle 141 which projects from the casing to
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