CA2444147A1 - Convertible hatchback for sedan or station wagon - Google Patents

Convertible hatchback for sedan or station wagon Download PDF

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Publication number
CA2444147A1
CA2444147A1 CA 2444147 CA2444147A CA2444147A1 CA 2444147 A1 CA2444147 A1 CA 2444147A1 CA 2444147 CA2444147 CA 2444147 CA 2444147 A CA2444147 A CA 2444147A CA 2444147 A1 CA2444147 A1 CA 2444147A1
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CA
Canada
Prior art keywords
base frame
hatchback
parts
convertible
soft
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.)
Abandoned
Application number
CA 2444147
Other languages
French (fr)
Inventor
Shuguang Gu
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA 2444147 priority Critical patent/CA2444147A1/en
Publication of CA2444147A1 publication Critical patent/CA2444147A1/en
Abandoned legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D25/00Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/08Front or rear portions
    • B62D25/10Bonnets or lids, e.g. for trucks, tractors, busses, work vehicles
    • B62D25/105Bonnets or lids, e.g. for trucks, tractors, busses, work vehicles for motor cars

Abstract

A convertible hatchback is invented for a conventional sedan or station wagon so that a combination of the features of both vehicles has been included. A stationary base frame is designed as the base portion of the convertible hatchback. Four foldable soft parts (such as durable fabrics) make up the connection and surface cover between the base frame and the top from both sides. Two top parts (rear window and trunk top), which are connected by convertible devises, cover the base frame with joints. The above three component parts together make the convertible hatchback an integrity.

Description

l3isclosnre Background:
Having a sedan, you may sometimes find that you are unable to load high or long items in the back trunk. Or if you have a station wagon, you may use it most of the time just as a passenger car. To combine the features of both vehicles, for the benefit of people who do not want or are unable to own a second vehicle (such as a 5~nall van) for occasional use of transporting a big item, I have invented the Convertible Hatchback for Sedan or Station Wagon (see Fig l, 2, 3). It can be designed, manufactured, and assembled using technologies that are available at the present.
Summary:
The Convertible Hatchback consists of three major component parts or three layers (Fig 9, 10):
l .Base layer: the stationary base frame of the hatchback, 2.Middle layer: the foldable soft parts (such as durable fabrics) to cover between the base and top, and 3.Top layer: the top parts (rear window and trunk top).
There are also some accessories included in these layexs such as hydraulic pressures and foldable poles. Some options of designs are also described.
Description:
1. Stationary base frame (base layer, see Figure 6, G, 10):
It is the base of Convertible Hatchback that connects and covers the body rear. It is an inconvertible hard part. The material of the frame is the same as exterior body metal materials or it can best be aluminum alloy metals to make it lighter. The shape of the frame shall conform to the shape of the body rear. The frame can be subdivided into four portions (Fig 6): two side portions (left and right), one top potion, and one bottom portion. The frame could be designed with two options depending on the preference of the manufacturer.
~ne option is that the out-edges of the two side portions (left and right) of the base can be up extended (Fig 9) so that they will hide the foldable soft portions (the middle layer) and the top parts (the top layer) from both sides. In this ease, an "out-bedded"
(parallel) seal contact (see Fig 4) of the hatchback with the rear body would be preferably adopted. This way, the components of the hatch back will be hidden from both side no matter the trunk is open or closed in sedan position.
The other option is an "embedded" contact. The two side edges of the base will not be extended so that they will not hide the foldable soft portions and the top parts from both side. In this case, an embedded seal contact (see Fig 4) with the rear body would be preferably adopted.
That way, the components of the hatch back will be hidden when the trunk is closed but can be seen from the side when the trunk lid is open in sedan position.
There are two hinges on the top portion of the frame (Fig 6), which are used for joint connection with the body rear on the top, just like a hatchback joints a station wagon rear.
Four joint points are located in the side potion's front and rear ends (Fig 6, 9. 10), which are used to joint the top layer parts (see section 3).
Two retractable struts (hydraulic pressures, Fig 3, 6) are installed between the base frame's upper portion and the rear body at both sides, which are used to support the hatch back in trunk open position.
'The bottom potion (Fig 6, 9, 10) will be discussed later in section 6.
2. Foldable soft parts (middle layer, see Fig 2, 5, 9, 10) The foldable soft parts shall use a type of material that is waterproof, weather resistant, foldable and durable. The conventional use of canvas fabrics can be considered, and synthetic materials with better quality would be recommended.
Foldable soft parts are in middle layer that are used for covering and connecting the space between the base layer and the top layer (top parts) from both sides. When in station wagon position/state, the top layer is lifted up (open), and the middle layer (soft parts) is seen and in their tense/stretch position. Otherwise in sedan position/state, the top layer is lowered down (closed) to close to the base and the soft parts are in their folded position and would not be seen (see section 1).
The soft parts are installed (connected) to fill the middle Layer separately.
One is installed between the top front part (rear window part) and the front portion of the base frame, which is called front soft part. The other one is called rear soft part, which is installed between the top rear part (trunk top part) and the rear portion of the base frame from both sides.
The rear soft part shall be installed immediately behind/inside the front soft part so that they would not interfere with each other when they are in motion. The two soft parts shall overlap in certain portion at their jointing portions and in tight contact installation so as to seal the space between them for waterproof purpose (see Fig 10).
The connection of the soft parts to the base and top parts can be in two ways.
One way is to use removable connection such as using bolts and nuts. This way when the soft parts become worn they can be replaced with nevr soft parts. The other way is a fixed connection such as using glue, base on the consideration That the hatchback is in majority of the time in the sedan state/position and therefore the soft parts exposure to the weather is less frequent.
3.Convertible hard parts (top layer, see Fig ~, 7, 8, 9, 10) This top layer consists of a front part and a rear part. The metal material to be used shall be the same as the base frame (see Section 1). Both parts are framed by metal on their rectangular shaped edges, and the glasses seat within/inside the frames as standard car rear widows. An optional design of the rear top will be discussed later in section 4.
a. Front top (Fig 7, 9, 10):
The front top part will serve either as the rear window in sedan position, or convert to as sky window in station wagon position. There are two joint points at the side front end on both sides (left and right) that joint the base frame at corresponding points.
There are also two slide bolts at the side rear end on both sides (left and right) that slide into the convert track of the rear top at corresponding location.
b. Rear top (Fig 8, 9, 10):
The rear top part will serve; either as the trunk top/lid in sedan position, or convert to as rear window in station wagon position. There are two joint points at the side rear end on both sides (left and right) that joint the base frame at corresponding points.
There are two slide tracks at the side front end on both sides (left and right) that receive the slide bolts of the front top at corresponding points. The inside (inner side) of the tracks shall be shielded with metal plate melted with the whole rear top frame for waterproof purpose.
The front edge of the rear top is extended and forms a round Curve shape (see Fig 8). The edge sides are the locations of slide tracks.
c. Convertible joints (Fig 9, 10):
As described in the part structures above, there is a slide track at the rear end of the rear top on both sides, and a slide bolt at the rear end of the front top on both sides. The bolt is embedded and slides within the track (from outside), which makes the hatchback convertible.
d. Convertible states of the top layer {Fig 4, 5):
V6lhen in sedan position, the front edge of the rear top slides in under the rear edge of the front top, which then overlaps the front edge of the rear top on its rear portion. As in station wagon position, the front edge of the rear top slides out, so the rear edge of the front top covers the front edge of the rear top on its front portion.
e. Foldable supporting poles (Fig 2, 3, 10):
Two foldable supporting poles are installed between the frame base in the middle of the side portion and the side front end of the rear top (right behind the convert tracks) from the inside of the two layers. The poles are foldable at the joint in the middle. The joint will be locked (when in station wagon position) to make the pole in fixed straight position by means such as a slide lock. For sedan position, the joint will be unlocked and the pole is folded backwards in parallel to the base frame's rear portion (see Fig 10).
4. Preference and Options of the ret~r top (Fig 4, 5, 8) As described in Section 3, the top layer parts are framed by metal on their rectangular shaped edges and glasses seat within/inside the frames as a standard car rear widow. Preferably, the rear top window shall be made by an inside see-through (outside x'~lind) unbreakable glass or transparent synthetic glass. A blind shield from the inside can be considered.
Another option is to use whole piece of metal to make the rear top part, without using glass. In this way, however, a safer protection of the trunk top/lid in sedan position is achieved but a rear window in station wagon position is satisfied.
5. Sealing techniques and options To make this three layer convertible hatchback to be waterproof and weather resistant either at sedan or station wagon positions, reliable sealing techniques must be adopted, which will include rubber sealing, round curve contact, and shape conformation.
These technical designs shall be applied in the joint connections between the base frame and the front/rear top parts, and between the front and rear top parts at the convertible joint portions. The soft parts connection techniques shall refer to description in Section 2.
Alternative soft joint connections can be adopted wher:~ the above hard joint connections are not preferred. Soft sealing techniques by using such as durable fabrics refer to as the following:
One foldable soft part connects and covers the gap between th_e front top and the rear top.
In this case, the extended portion (with a form of a round curve shape) of the rear top shall be removed. When in the sedan position, the soft potion is under the two top parts and therefore invisible. Figure Two optional foldable soft parts are used for soft connection and sealing between the front top and the base frame from the top, and between the rear top and the base frame from the bottom.
6. Optional Pickup back design (see Fig 6):
The lower part of the base frame of the hatchback is to cover the back of trunk above the rear bumper (Fig 4, 5, 9, 10). If preferred, it can be removed (Fig 6) at the beginning of the design. With this design, there will be a foldable gate installed between the trunk lid and the truck bottom, similar to a back gate of a pickup. The gate shall be opened outwards at its bottom.
This way, an overlong item can be loaded in with the gate open. in a rare occasion.
7. Other considerations:
The rear seat inside the car should be foldable 90 degrees in both front and back directions. They can be also designed to be removable. This design is to facilitate cargo loadings and other uses.
The rear seat shoulders may or may not have baffle cushions that make soft contact and seal against the hatchback on the curvelangle between the rear window and trunk lid. This optional design is to facilitate a sedan interior look.

Drawings Fig 1. Convertible Hatchback, side view, in sedan position. The dotted line shows the contact line between the rear body and the hatchback.
Fig 2. Convertible Hatchback, side views in station wagon position. The dotted Line represents the foldable supporting pole.
Fig 3. Convertible Hatchback, side view, with trunk open, in sedan position.
The dotted line represents the station wagon position. It also shows the retractable strut (hydraulic pressure) that supports the hatchback when it opens.
Fig 4. Convertible Hatchback, 3D view of the rear body, in sedan position. The two circles represent schematic portion view of trunk body that will embeds the hatchback (trunk lid), and the view of truck body that will be in parallel contact (out-bedded) with the trunk lid.
Fig 5. Convertible Hatchback, 3D view of rear body in station wagon position.
Between the front top and rear top, the extended front edge of the rear top is displayed.
Fig 6. Base frame (base layer) of Convertible Hatchback, 3D view. It shows the two retractable struts, the two hinges that connect the frame and the rear body, and the four joint points (holes). The dotted line shows the bottom portion of the frame for a regular sedan trunk back lid design. Otherwise the dotted portion can be removed if a pickup back design is adopted.
Fig 7. Front top (top layer, front part) of Convertible Hatchback, 3D view. It shows the frame, the glass window, the joint points, and the slide bolt.
Fig 8. Rear top (top layer, rear part) of Convertible Hatchback, 3D view. It shows the frame, the glass or synthetic glass window, the joint hole, and the slide track. The front edge of the rear top is extended and forms a round curve shape.
Fig 9. Convertible Hatchback, side view, in sedan position. It shows the base frame with trunk back lid, the foldable soft parts (middle layer), and the top layer (front and rear top).
The dotted line represents the extended base frame, which will hide the top portions of the hatchback, for the out-bedded (parallel) contact option.
Fig 10. Convertible Hatchback, side view in station wagon position. It shows the base frame with trunk back lid, the foldable soft parts (middle layer), the top parts (front and rear), and the foldable supporting pole. The dotted lines represent the foldable soft parts that are divided into front and rear parts.

Claims (5)

1. A Convertible Hatchback for Sedan or Station Wagon, comprising three layer components: a base layer (the stationary base frame of the hatchback), a middle layer (the foldable soft parts) to cover the base and top on both sides, and a top layer (the top parts, rear window and trunk top), and its accessories:
2. A convertible hatchback defined in claim 1, in which the base layer is the stationary base frame that connects and covers the body rear, and the frame can be subdivided into four portions:
two side portions (left and right), one top potion, and one bottom portion.

A base frame defined in claim 2, wherein the two side edges (left and right) of the base are up extended so that they will hide both the foldable soft portions (the middle layer) and the top parts (the top layer) from both sides, no matter the trunk is open or closed.

A base frame defined in claim 2, wherein the two side edges of the base will not be extended so that they will not hide the foldable soft portions and the top parts from both side, and therefore the components of the hatch back will be hidden when the trunk is closed but can be seen from the side when the trunk is open.
A base frame defined in claim 2, wherein two hinges on the top portion of the frame for join connection with the body rear on the top.
A base frame defined in claim 2, wherein four joint points are located in the side potion's front and rear ends to joint the top layer parts.
A base frame defined in claim 2, wherein two retractable struts (hydraulic pressures) are installed between the base frame's upper portion and the rear body at both sides to support the hatch back in trunk open position.
3. A convertible hatchback defined in claim 1, in which foldable soft parts are the middle layer that covers and connects the space between the base layer and the top layer (top parts) from both sides.

A middle layer defined in claim 3, wherein the soft parts are installed (connected) to the two top parts separately, where one is installed between the top front part (rear window part) and the front portion of the base frame, and the other one is installed between the top rear part (trunk top part) and the rear portion of the base frame.
A middle layer defined in claim 3, wherein the rear soft part is installed immediately behind/inside the front soft part so that they would not interfere with each other when they are in motion, and the two soft parts overlap in portion at their jointing portions and in tight contact installation so as to seal the space between them for waterproof purpose.
A middle layer defined in claim 3, wherein the connection of the soft parts to the base and top parts is to use removable connection such as using bolts and nuts, or by a fixed connection such as using glue,
4. A convertible hatchback defined in claim 1, in which two convertible top parts (front top or rear window, and rear top or trunk top) make a top layer:
A front top defined in claim 4, wherein it serves either as the rear window in sedan position, or convert to as sky window in station wagon position.
A front top defined in claim 4, wherein it is framed by metal on its rectangular shaped edges and glasses seat within/inside the frames as a standard car rear widow.
A front top defined in claim 4, wherein two joint points at the side front end on both sides (left and right) joint the base frame at corresponding points.
A front top defined in claim 4, wherein two slide bolts at the side rear end on both sides (left and right) slide into the convert slide tracks of the rear top at corresponding location.
A rear top defined in claim 4, wherein it serves either as the trunk top/lid in sedan position, or convert to as rear window in station wagon position.
A rear top defined in claim 4, wherein two joint points at the side rear end on both sides (left and right) joint the base frame at corresponding points.
A rear top defined in claim 4, wherein two slide tracks at the side front end on both sides (left and right) receive the slide bolts of the front top at corresponding points, where the inside (inner side) of the track is shielded with metal plate melted with the whole rear top frame for waterproof purpose.
A rear top defined in claim 4, wherein the front edge of the rear top is extended and forms a round curve shape, and the edge sides are the locations of the convert slide tracks.
A top layer defined in claim 4, wherein in sedan position, the front edge of the rear top slides in under the rear edge of the front top, which then covers the front edge of the rear top on its rear portion. As in station wagon position, the front edge of the rear top slides out, so the rear edge of the front top covers the front edge of the rear top on its front portion.
A top layer defined in claim 4, wherein two foldable supporting poles are installed between the frame base in the middle of the side portion and the side front end of the rear top (right behind the convert tracks) from the inside of the two layers. The poles are foldable at the joint in the middle. The joint will be locked (when in station wagon position) to make the pole in fixed straight position by means such as a slide lock. For sedan position, the joint will be unlocked and the pole is folded backwards in parallel to the base frame's rear portion.
5. Other claims:
A rear top defined in claim 4, wherein the rear top window is made by one inside see-through (outside blind) unbreakable glass or transparent synthetic glass, and a blind shield from the inside is installed.
A rear top defined in claim 4, wherein a whole piece of metal makes the rear top part without using glass.
A convertible hatchback defined in claim 1, in which sealing techniques are in use including rubber sealing, round curve contact, and shape conformation in the joint connections between the base frame and the front/rear top parts, and between the front and rear top parts at the convertible joint portions.

A convertible hatchback defined in claim 1, in which soft sealing techniques are in use including using one foldable soft part connects and covers the gap between the front top and the rear top; and two foldable soft parts for soft connection and sealing between the front top and the base frame from the top, and between the rear top and the base frame from the bottom.
A convertible hatchback defined in claim 1, in which the lower part of the base frame of the hatchback is removed, and a foldable gate is installed between the trunk top/lid and the truck bottom, which can be opened outwards at its bottom A convertible hatchback for sedan or station wagon defined in claim 1, in which the rear seat shoulders have baffle cushions that make soft contact and seal against the hatchback on the curve/angle between the rear window and trunk lid.
CA 2444147 2003-10-03 2003-10-03 Convertible hatchback for sedan or station wagon Abandoned CA2444147A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2444147 CA2444147A1 (en) 2003-10-03 2003-10-03 Convertible hatchback for sedan or station wagon

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2444147 CA2444147A1 (en) 2003-10-03 2003-10-03 Convertible hatchback for sedan or station wagon

Publications (1)

Publication Number Publication Date
CA2444147A1 true CA2444147A1 (en) 2005-04-03

Family

ID=34398276

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2444147 Abandoned CA2444147A1 (en) 2003-10-03 2003-10-03 Convertible hatchback for sedan or station wagon

Country Status (1)

Country Link
CA (1) CA2444147A1 (en)

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