The present disclosure generally relates to rail systems for marine vessels, and more particularly to collapsible rail systems for marine vessels.
The Background and Summary are provided to introduce a foundation and selection of concepts that are further described below in the Detailed Description. The Background and Summary are not intended to identify key or essential features of the claimed subject matter, nor are they intended to be used as an aid in limiting the scope of the claimed subject matter.
The following U.S. Patents and Patent Applications are incorporated herein by reference:
U.S. Pat. No. 6,715,440 discloses a collapsible changing room for a pontoon boat having a rear entry stern gate. The collapsible changing room is formed in part by the passenger seat positioned adjacent the rear entry stem gate. An L-shaped bracket is rigidly secured to the rear portion of the seat and is further hingedly secured to a vertical fence member spaced from the seat back. The seat and the L-shaped support can be rotated upwardly away from the boat deck to a position in which the seat bottom is generally perpendicular to the boat deck. When the seat is rotated to this position, a curtain frame hingedly connected to the seat can be rotated from a stored position within the seat base to an extended position substantially parallel to the boat deck. An opaque sheet or curtain depends from the curtain frame in a substantially vertical orientation to form an enclosed changing or privacy room. Generally, the curtain will include an opening having a closing mechanism such as a zipper to allow entry into the region partitioned by the curtain.
U.S. Pat. No. 6,443,088 discloses a gate assembly for a pontoon boat. The pontoon boat includes a platform deck atop a flotation device with a protective railing having fence sections and gate assemblies at least partially surrounding the deck. The gate assembly is disposed in a gap or opening in the protective fence between two of the fence sections and includes a gate, a gate stop, and a sliding hinge. The gate is attached by the hinge to one of the two fence sections at the opening of the protective railing, and the stop is attached to the other of the two fence sections and includes a stop member extending from the deck to near the top of the fence that will prevent the gate from swinging outwardly. The stop member includes a padding strip thereon between the stop member and the gate, which prevents rattling between the stop member and the gate.
U.S. Pat. No. 6,234,098 discloses a pontoon boat having a flotation device, a deck, and a pair of side rails. The flotation device includes at least two pontoons and a support frame extending between the pontoons and having a pair of side edges. The deck is disposed atop the flotation device and has a top surface and a pair of side edges. The side rail has a generally angled shape and comprises a generally horizontal leg and a generally vertical leg. A free edge of the horizontal leg overlies a portion of the deck proximal a deck side edge. The vertical second leg depends over the support frame side edge. The horizontal leg substantially, horizontally extends the deck. The rails include aligned inboard channels. Adjacent rails connect to one another by means of a plate or other member disposed in and attached to the inboard channel at the terminal ends of two adjoining rails providing for a non-overlapping joint.
One embodiment of the present disclosure generally relates to a rail system for a marine vessel having an upper deck. The rail system has a set of forward rails that encloses a portion of the upper deck, where the set of forward rails includes a front rail and folding side rails. The set of forward rails is pivotable between an up position and a down position. A plurality of floor hinges pivotally couple the folding side rails to the upper deck. The set of forward rails has an up height when in the up position and a down height when in the down position that is lower than the up height.
Another embodiment generally relates to a rail system for a marine vessel having an upper deck. The rail system has a set of forward rails that encloses a portion of the upper deck, where the set of forward rails includes a front rail, folding side rails, and intermediate rails each coupled between the front rail and one of the folding side rails. The set of forward rails is pivotable between an up position and a down position. A plurality of floor hinges pivotally couple the folding side rails to the upper deck. An actuator is coupled between the front rail and the upper deck, where the actuator is moveable between a retracted position and an extended position to pivot the set of forward rails between the up position and the down position, respectively. A stationary rail extends upwardly and non-pivotally from the upper deck. A lock system has a lock bolt and a lock bolt receiver configured to receive the lock bolt therein. The lock system is coupled between one of the folding side rails and the stationary rail such that when the lock bolt is received within the lock bolt receiver the one of the folding side rails is locked to the stationary rail. In the up position, the folding side rails are perpendicular to the upper deck. In the down position, the folding side rails rest on the upper deck, the intermediate rails rest on the folding side rails, and the front rail rests on the intermediate rails.
Another embodiment generally relates to a rail system for a marine vessel having an upper deck. The rail system includes a set of forward rails that encloses a portion of the upper deck, where the set of forward rails includes a front rail, folding side rails, and intermediate rails each coupled between the front rail and one of the folding side rails. The set of forward rails is pivotable between an up position and a down position. A plurality of floor hinges pivotally couple the folding side rails to the upper deck. An actuator is coupled between the front rail and the upper deck, where the actuator is moveable between a retracted position and an extended position to pivot the set of forward rails between the up position and the down position, respectively. A stationary rail extends upwardly and non-pivotally from the upper deck. A lock system has a lock bolt and a lock bolt receiver configured to receive the lock bolt therein. The lock system is coupled between one of the folding side rails and the stationary rail such that when the lock bolt is received within the lock bolt receiver, the one of the folding side rails is locked to the stationary rail. A back rail has a back up position and a back down position. The back rail has a lower portion that extends upwardly and non-pivotally from the upper deck and also an upper portion pivotally coupled to the lower portion. In the back down position, the upper portion rests on the upper deck. In the back up position, the upper portion rests atop the lower portion. In the up position, the folding side rails are perpendicular to the upper deck. In the down position, the folding side rails rest on the upper deck, the intermediate rails rest on the folding side rails, and the front rail rests on the intermediate rails.
Various other features, objects and advantages of the disclosure will be made apparent from the following description taken together with the drawings.
The drawings illustrate examples of carrying out the disclosure. The same numbers are used throughout the drawings to reference like features and like components. In the drawings:
Marine vessels are a well recognized way to enjoy leisure time on the water either alone, or with a group of family and friends. In certain circumstances, particularly those within the rental or tourism industry, marine vessels are further outfitted with an upper deck to increase the occupancy capacity of the marine vessel, as well as to provide a higher vantage point of the water and surrounding scenery when underway. As with the standard lower deck, an upper deck is customarily outfitted with a railing system to ensure the safety of passengers and equipment both when the marine vessel is stationary, and underway. According to industry standards, including those of the National Marine Manufacturers Association (NMMA), such railings must be a minimum of 34 inches in height to provide this safety.
However, the present inventors have identified that, particularly for rails provided with the upper decks of marine vessels, this required height of at least 34 inches presents a challenge. In particular, the additional height prevents many such marine vessels from fitting within a typical boathouse or other storage facility, requiring an unusually-high clearance. Accordingly, the present inventors have developed the following collapsible rail systems and methods for manufacturing collapsible rail systems that offer a shorter overall height when the rails are collapsed, thereby allowing the marine vessel to fit into a greater number of boathouses and storage facilities.
The collapsible rail system 1 of
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One exemplary actuator 80 for transitioning the collapsible rail system 1 is a polarity reversing actuator linear made by Linak (item no. 2362001200300A6). However, other types of actuators are known in the art. The actuator 80 includes a position encoder 92 for detecting the relative positions of the movable rod 84 and the stationary portion 82. In this respect, the position encoder 92 provides feedback (for example, to a controller module 144 as discussed below) that indicates whether the collapsible rail system 1 is in the fully up position, fully down position, or some intermediate position therebetween.
As shown in
The forward lock 100 has a forward lock handle 102 that rotates about an axle 104 mounted to the stationary side rail 66. Rotation of the forward lock handle 102 causes the forward lock bolt 106 to extend and retract from the front facing edge 67 of the stationary side rail 66 in a similar manner to a household deadbolt as known in the art. This forward lock bolt 106 is receivable within a forward lock receiver 108 within the rear facing edge 65 of the folding side rail 60. An independent forward lock 100 is provided for each side of the marine vessel 10 such that each of the folding side rails 60 can be locked, relative to the corresponding stationary side rails 66, in the up position.
The proximity sensors 120 is positioned at the interfaces between the stationary side rails 66 and the folding side rails 60, which detect whether the forward rails 30 are in the fully up position. The detector component 124 is mounted via the mounting system 125 to the front facing edge 67 of the stationary side rail 66, which may be embedded within the stationary side rail 66. Likewise, the detectable component 122 is mounted by the mounting system 123 within the rear facing edge 65 of the folding side rail 60. The port and starboard sides of the marine vessel 10 are each outfitted with an independent proximity sensor 120 to detect whether the entirety of the forward rails 30 is positioned and locked in the fully up position.
Specifically, when the forward locks 100 are engaged, the detector component 124 detects the alignment to the detectable component 122, indicating that the respective folding side rails 60 are in the up position and locked. In other examples, additional sensors are provided to determine whether the collapsible rail system 1 is in the fully down position. In further exemplary collapsible rail systems 1, engine operations are limited unless the collapsible rails system 1 is fully up or fully down, which is discussed further below.
As will also be discussed further below, the present embodiment has a control system 140 that controls operation of the actuator 80. When the proximity sensors 120 detect that the collapsible rail system 1 is in the fully up position, the proximity sensors 120 provide a signal to the control system 140 to stop moving the actuator 80 in the up direction. In embodiments having proximity sensors for the down position, signals are likewise sent to stop moving the forward rails 30 towards the down position. In other words, once the proximity sensors 120 or other sensors indicate that the collapsible rail system 1 is fully up or down, the control system 140 is configured to stop the actuator 80 from moving. This prevents damage to the actuator 80, forward rails 30, floor 18, and other electronic and mechanical components. As previously discussed, the inputs from the proximity sensor 120 may be complimentary or redundant with some of the signals provided by a position encoder 92 within the actuator 80, depending on the particular actuator 80 and proximity sensor 120 used.
These functions may also include the use of computer programs that include processor-executable instructions, which may be stored on a non-transitory tangible computer readable medium. The computer programs may also include stored data. Non-limiting examples of the non-transitory tangible computer readable medium are nonvolatile memory, magnetic storage, and optical storage. As used herein, the term module may refer to, be part of, or include an application-specific integrated circuit (ASIC), an electronic circuit, a combinational logic circuit, a field programmable gate array (FPGA), a processor system (shared, dedicated, or group) that executes code, or other suitable components that provide the described functionality, or a combination of some or all of the above, such as in a system-on-chip. The term module may include memory (shared, dedicated, or group) that stores code executed by the processor. The term code, as used herein, may include software, firmware, and/or microcode, and may refer to programs, routines, functions, classes, and/or objects. The term shared, as used above, means that some or all code from multiple modules may be executed using a single (shared) processor. In addition, some or all code to be executed by multiple different processors as a computer system may be stored by a single (shared) memory. The term group, as used above, means that some or all code comprising part of a single module may be executed using a group of processors. Likewise, some or all code comprising a single module may be stored using a group of memories as a memory system.
Furthermore, certain elements are shown as singular devices for the sake of clarity, but may be combined or subdivided differently to perform the same function. For example, the microprocessor 145a shown may represent a group of microprocessors 145a functioning as a system.
The control system 140 shown in
The controller module 144 includes a microprocessor (MP) 145a operatively coupled to an input/output module (I/O) 145b and a memory module 145c storing an executable program 145d. The program 145d is executable by the microprocessor 145a and provides the logical instructions for operating the actuator 80 and collapsible rail system 1 more generally, including the safety parameters discussed below.
The controller module 144 may further incorporate input (via the input/output module 145b) from the position encoder 92 within the actuator 80, proximity sensors 120, and/or from other sensors or devices for sensing and controlling the collapsible rail system 1. In certain embodiments, the controller module 144 is further connected to a proximity sensor 120 that senses whether the forward rails 30 are fully in the up position. In further embodiments, the controller module 144 communicates with an engine kill switch 160 such that when the proximity sensor 120 and/or other sensors indicate that the forward rails 30 are not either in the fully up or the fully down position, the engine kill switch 160 prevents the marine vessel's engine from operating, and/or from being placed in gear. This protects passengers from injury that could occur by being on the upper deck 12 without the collapsible rail system 1 being locked in the fully up position. These systems also prevent damage to the collapsible rail system 1 that could be caused by operating the marine vessel 10 when the collapsible rail system 1 is not in a stable position, either fully up or fully down.
In the above description, certain terms have been used for brevity, clarity, and understanding. No unnecessary limitations are to be inferred therefrom beyond the requirement of the prior art because such terms are used for descriptive purposes and are intended to be broadly construed. The different assemblies described herein may be used alone or in combination with other devices. It is to be expected that various equivalents, alternatives and modifications are possible within the scope of any appended claims.
This application claims the benefit of U.S. Provisional Patent Application No. 62/636,394, filed Feb. 28, 2018, which is incorporated herein by reference in its entirety.
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Number | Date | Country |
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3038893 | Apr 1982 | DE |
Number | Date | Country | |
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62636394 | Feb 2018 | US |