DETACHABLE SNOW PLOW FOR PASSENGER VEHCILE
The present invention is directed to a lightweight car-mounted snowplow which includes one or more plow blades, a mounting member or mesh belt, and retainers, which may comprise straps, for securing the plow blade or blades to a vehicle or the bumper of a vehicle. The snow plow may include plow blade sections having a leading and a trailing end and having enhanced blade edges located at the bottom of each plow blade section. The plow head may be inverted to change the angle at which snow is deflected. The plow blade may be constructed from a lightweight polymer, such as for example plastic, and may include hollow portions for creating storage space for one or more of the remaining plow components.
This U.S. national stage patent application claims priority to PCT patent application serial number PCT/U.S.07/68728 filed on May 11, 2007, from which the PCT patent application claims priority to U.S. provisional patent application Ser. No. 60/747,014 filed on May 11, 2006 and to U.S. provisional patent application Ser. No. 60/824,623 filed on Sep. 6, 2006.
TECHNICAL FIELDThe present invention pertains, generally, to the field of detachable snow plow blades for motor vehicles, and in particular to blades that are designed for use in conjunction with vehicles a home owner might drive.
BACKGROUND OF THE INVENTIONConventional plows include a blade and a frame for coupling the blade to the front of a vehicle. More sophisticated plows include means for adjusting the angular orientation of the plow blade relative to the longitudinal axis of the vehicle and for elevating the plow blade relative to the road surface to permit the vehicle to be driven from one location to another.
Prior art snow plows are known for use with different sizes of vehicles. For example, plows are known to be installed on very large vehicles. These plows are typically used for large snow removal jobs such as airport runway clearing and the like. Smaller plows are known which can be coupled to dump or garbage trucks for use in road clearing operations. Still other snow plows are known which may be installed onto yet smaller trucks for use in clearing driveways, parking lots and the like. A typical example of the latter would be the type of plow frequently employed by the owner of a gasoline station for use with his tow truck. Following a snowfall, such a plow would be attached to the front end of the tow truck for use in clearing the station driving surfaces as well as for other snow removal jobs in the neighborhood.
The types of plows referred to are usually expensive, require considerable time to attach to a truck, and include structural features which makes them impractical for use with cars. For example, such plows commonly include a hydraulic pump assembly mounted externally of the vehicle, a feature which increases the exposure of the operating components to adverse weather conditions and increases the likelihood of theft or vandalism of the equipment. Moreover, such plows also include a bulky, view-obstructing plow lifting system mounted immediately adjacent the front end of the vehicle. These plow systems are also typically quite heavy and require a vehicle that can support such a front-end payload.
None of the aforementioned systems are entirely satisfactory for use with small vehicles, such as cars. This special utility requires ease of attachment. It also requires a system that is not too heavy for a small vehicle. The development of a snow plow assembly which would obtain these objects and overcome the difficulties of the prior art would be a significant advance in this technology.
SUMMARY OF THE INVENTIONIn one embodiment a vehicle plow includes a light weight plow blade sized for storage in the trunk of an associated vehicle, mounting blocks extending from a rear side of the plow blade, the mounting blocks having a mounting surface contoured to receive the bumper of the associated vehicle, and, at least a first selectively adjustable harness or retainer adapted to be connected to the associated vehicle.
One aspect of the embodiments of the subject invention includes a vehicle plow having a padded member affixed to the contoured surface of the mounting blocks.
In another aspect of the embodiments of the subject invention, the vehicle plow may be constructed from a material conducive to preventing scratches on the bumper of the associated vehicle.
In yet another aspect of the embodiments of the subject invention, the vehicle plow and/or the plow blade may be constructed from a light weight plastic.
In still another aspect of the embodiments of the subject invention, the plow blade is foldable along a central axis.
In even another aspect of the embodiments of the subject invention, the mounting block has a mounting surface adapted to be selectively connected to the plow blade.
In yet another aspect of the embodiments of the subject invention, the vehicle mounting blocks include slots that receive slide-on brackets.
In another aspect of the embodiments of the subject invention the vehicle plow mounting blocks comprise first and second mounting blocks, wherein the first mounting block extends from a rear side of the plow blade a distance L1, wherein the second mounting block extends from the rear side of the plow blade a distance L2, and, wherein L1 is substantially shorter than L2 for use in angling the plow blade when attached to the associated vehicle.
In another embodiment a vehicle plow includes a plow blade having first and second blade members, a non-rigid belt or mesh strap extended between respective ends of the first and second blade members for mounting the vehicle plow to the associated vehicle, and, at least a first elastic strap for holding the vehicle plow in place against the bumper securing the vehicle plow to an associated vehicle.
In one embodiment a vehicle plow for use with an associated passenger vehicle, which may be a passenger car includes at least a first plow blade and one or more mounting members operatively connected between the at least a first plow blade and the associated passenger vehicle. At least a first retainer is included that is operable to hold the at least a first plow blade in place with respect to the vehicle. The vehicle plow may be a lightweight vehicle plow constructed from a moldable polymer, such as plastic.
In one aspect of the embodiments of the present invention, the vehicle plow may include a hollow portion for storing the one or more mounting members and/or the at least a first retainer.
In another aspect of the embodiments of the present invention, the vehicle plow may include first and second plow blade sections.
In yet another aspect of the embodiments of the present invention, the first plow blade section may be adjustable with respect to the second plow blade section about a plow blade axis, where the first and second plow blade members are operable to form an angled plow blade for directing matter, which may be snow or other debris, away from the associated vehicle.
In still another aspect of the embodiments of the present invention, the first and second plow blade members may be hinged together about an axis, which may be a substantially vertical plow blade axis.
In still another aspect of the embodiments of the present invention at least one of the first and second plow blade sections may include a hollow portion that define an enclosed storage cavity when the first and second plow blade sections are juxtaposed.
Referring now to the drawings wherein the showings are for purposes of illustrating embodiments of the invention only and not for purposes of limiting the same,
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The snow plow 1 may also include mounting members, which may be mounting blocks 19, that extend from a rear side 7 of the plow blade 6 for use in positioning the snow plow 1 against the front of the vehicle 3. The mounting blocks 19 may be positioned on or proximate to a plow blade axis. The plow blade axis may be a centerline axis C of the plow blade 6. In one embodiment, two mounting blocks 19 may extend outward from the rear side 7 of the plow blade 6 and may be laterally spaced apart at distal ends thereof. However, any number of mounting blocks 19 and any position may be selected for extending the mounting blocks 19 to the rear side 7 of the plow blade 6. The mounting members may also be selectively detachable from the plow blade 6. Fasteners, not shown, may be used to affix the plow blade 6 and the mounting members together. In this way, the plow blade 6 and the mounting members are selectively removable with respect to each other. Alternatively, the mounting members may include, in one end 23, a slot 21 fashioned to receive a tenon 15 extending from the rear side 7 of the plow blade 6. Accordingly, the mounting members may slide onto and off of the tenons 15 for easy assembly and disassembly of the snow plow 1. This makes storing the snow plow 1 convenient, for example in the trunk of the vehicle 3, as the unit 1 becomes compact and easier to handle. The distal end 25 of the mounting members may be constructed to receive or cup the bumper 4 of the vehicle 3 as previously mentioned. A generally concave contour may be fashioned, for example, in the end 25 of the mounting blocks 19 for maximizing the surface area contact between the two components 4, 19. In this way the force, from plowing snow, may be evenly distributed onto the bumper 4 for stable operation of the snow plow 1. A pad 26 may be affixed to the end 25 of the mounting blocks 19. Fasteners, not shown, may be utilized to hold the pad 26 onto the mounting blocks 19. Adhesive or other means may also be chosen for affixing the pad 26 to the end 25 of the mounting blocks 19. The pad 19 may be constructed from a material that limits or substantially prevents the bumper 4 from being scratched during use. In one embodiment, carpet or other fiber-like material may be used as pad material. Alternatively, plastic or air filled foam may also be used for the pad 26. In this way, impact forces on the plow blade 6 as translated back through the mounting blocks 19 may be absorbed at least partially by the pad 26, and hence not the bumper 4. It is noted that any type of material may be chosen for use as a pad 26 that may prevent or minimize scratching and/or other damage to the vehicle bumper 4. It is contemplated in an alternate embodiment that the material the mounting members may be constructed from, may itself be a scratch resistant and/or force absorbing material thus eliminating the need for a separate pad 26. Other types of mounting members are contemplated including flexible bands or belts as will be discussed further below.
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The invention has been described herein with reference to the preferred embodiment. Obviously, modifications and alterations will occur to others upon a reading and understanding of this specification. It is intended to include all such modifications and alternations in so far as they come within the scope of the appended claims or the equivalence thereof.
Claims
1. A vehicle plow for an associated passenger vehicle, comprising:
- at least a first lightweight plow blade;
- one or more mounting members operatively connected between the at least a first lightweight plow blade and the associated passenger vehicle; and,
- at least a first retainer operable to hold the at least a first lightweight plow blade in place with respect to the associated passenger vehicle.
2. The vehicle plow as defined in claim 1, wherein the at least a first lightweight plow blade comprises a moldable polymer.
3. The vehicle plow as defined in claim 1, wherein the at least a first lightweight plow blade includes a hollow portion for storing the one or more mounting members or the at least a first retainer.
4. The vehicle plow as defined in claim 1, wherein the at least a first lightweight plow blade includes first and second plow blade sections.
5. The vehicle plow as defined in claim 4, wherein the first plow blade section is adjustable with respect to the second plow blade section about a plow blade axis, and wherein the first and second plow blade sections are operable to form an angled plow blade for directing matter away from the associated passenger vehicle.
6. The vehicle plow as defined in claim 5, wherein the first and second plow blade sections are hinged together about a substantially vertical plow blade axis.
7. The vehicle plow as defined in claim 6, wherein at least one of the first and second plow blade sections include a hollow portion, and wherein the first and second plow blade sections define an enclosed storage cavity.
8. The vehicle plow as defined in claim 2, wherein the at least a first lightweight plow blade has a first side that is contoured to direct matter away from the associated passenger vehicle.
9. The vehicle plow as defined in claim 8, wherein the first side of the at least a first lightweight plow blade is concave.
10. The vehicle plow as defined in claim 1, wherein the one or more mounting members comprise a flexible band extended between distal ends of the at least a first lightweight plow blade.
11. The vehicle plow as defined in claim 10, wherein the flexible band includes a mesh strap.
12. The vehicle plow as defined in claim 1, wherein the one or more mounting members comprise one or more mounting blocks having first and second ends, wherein the first end of the one or more mounting blocks extends from the at least a first plow blade and wherein the second end of the one or more mounting blocks abuts the associated passenger vehicle.
13. The vehicle plow as defined in claim 12, wherein the second end of the one or more mounting blocks is shaped to match an associated passenger vehicle bumper.
14. The vehicle plow as defined in claim 1, wherein the one or more mounting blocks include a first and at least a second mounting block, and wherein the first mounting block has a substantially different length than the at least a second mounting block for positioning the associated passenger vehicle plow at an angle with respect to a forward direction of vehicle travel.
15. The vehicle plow as defined in claim 7, further comprising:
- a rigid cross brace extendable between the first and second plow blade sections for reinforcing the vehicle plow, wherein the rigid cross brace is capable of being stored in the storage cavity.
16. A method of installing a vehicle plow onto an associated vehicle, comprising the steps of:
- providing a vehicle plow blade sized for storage in the trunk of an associated passenger vehicle;
- juxtaposing the vehicle plow blade at an end of the associated vehicle; and,
- securing the vehicle plow blade to the associated vehicle.
17. The method as defined in claim 16, wherein the vehicle plow blade is constructed from a lightweight moldable polymer.
18. The method as defined in claim 16, further comprising the step of:
- providing a mounting member; and,
- attaching the mounting member to the vehicle plow blade without the use of tools, and,
- wherein the step of juxtaposing the vehicle plow blade at an end of the associated vehicle, comprises the step of:
- abutting the mounting member to at an end of the associated vehicle.
19. The method as defined in claim 18, wherein the mounting member is mesh strap operable to absorb impact forces.
20. The method as defined in claim 16, wherein when the vehicle plow blade is juxtaposed to the associated vehicle it forms an angled in a first direction with respect to a forward direction of travel, and further comprising the steps of:
- detaching the vehicle plow blade;
- inverting the vehicle plow blade; and,
- reattaching the vehicle plow blade thereby angling the vehicle plow blade in a second opposite direction.
Type: Application
Filed: May 11, 2007
Publication Date: Oct 8, 2009
Inventor: Matthew Freeman (Kent, OH)
Application Number: 12/300,382
International Classification: E01H 5/04 (20060101);