US3970203A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination trailer
Assignee: Individual
•
Filing: 1975-04-28
•
Granted: 1976-07-20
•
Expires: 1995-04-28
Abstract
Abstract A low-slung boat trailer is provided with a swinging back gate and swinging crossbeam above the boat when loaded on the trailer so that a camper trailer may be loaded above the boat by an electric winch; and the boat trailer still used for launching and retrieving a boat.
Inventors
- 👤 Wilson D. Watson, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:18
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/06; B60P3/08
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
439 words
A trailer comprising: a. a tandem running gear including ground engaging wheels, b. a frame mounted on said running gear, said frame having i. a rectangular portion approximately centered over said running gear, and ii. a V-nose portion extending forward, c. the frame positioned below the top of the ground engaging wheels of the running gear, cd. the frame having a motor cut-out in the rear thereof, d. a boat cradle mounted on said frame, e. a boat in said cradle, f. the bottom of said boat below the top of the wheels of the running gear, g. a winch located at the apex of the V-nose, h. said boat attached to the forward portion by said winch, j. four upward-extending stanchions at each of the corners of said rectangular portion of the frame, k. said stanchions located outward of said frame so the width of the frame at the stanchions is approximately equal to the width of the running gear at the wheels, m. side rails on each side of the vehicle attached at the top of the stanchions, n. a crossbar connecting the two front stanchions thereby forming a U-shaped opening, o. a V-nose on the front of the upper portion extending from the two front stanchions forward, p. an electrical winch on the upper V-nose, q. rear braces extending from the bottom of the rear stanchion to the midpoint of the side rail, r. forward brace extending from the bottom of the front stanchion to midpoint of the side rail, s. a middle crossbeam hinged to the side rail where two braces meet on one side, t. said mid-crossbeam latched to the side rail on the other side where two braces meet, u. a right back gate hinged to the right rear stanchion, v. a left back gate hinged to the left rear stanchion, w. each of said gates extending to the edge of the motor cut-out, x. each of said gates extending rearwardly at the edge of the cut-outs, y. the top of said two gates connected with a rear gate bar, z. a roller on the top of the rear gate bar, aa. the mid-crossbeam having a bracket on each side, bb. a track extending from each bracket to said rear gate, dd. a camper having wheels thereon, ee. the wheels of the camper vehicle in the track, and ff. a pair of ramps carried by the frame and adapted to be attached to said gates, each lined up with the track so the camper can be rolled by the electric winch on the front of the upper frame up and down the ramp.
Claim 2
Dependent Claim
439 words
A trailer comprising: a. a tandem running gear including ground engaging wheels, b. a frame mounted on said running gear, said frame having i. a rectangular portion approximately centered over said running gear, and ii. a V-nose portion extending forward, c. the frame positioned below the top of the ground engaging wheels of the running gear, cd. the frame having a motor cut-out in the rear thereof, d. a boat cradle mounted on said frame, e. a boat in said cradle, f. the bottom of said boat below the top of the wheels of the running gear, g. a winch located at the apex of the V-nose, h. said boat attached to the forward portion by said winch, j. four upward-extending stanchions at each of the corners of said rectangular portion of the frame, k. said stanchions located outward of said frame so the width of the frame at the stanchions is approximately equal to the width of the running gear at the wheels, m. side rails on each side of the vehicle attached at the top of the stanchions, n. a crossbar connecting the two front stanchions thereby forming a U-shaped opening, o. a V-nose on the front of the upper portion extending from the two front stanchions forward, p. an electrical winch on the upper V-nose, q. rear braces extending from the bottom of the rear stanchion to the midpoint of the side rail, r. forward brace extending from the bottom of the front stanchion to midpoint of the side rail, s. a middle crossbeam hinged to the side rail where two braces meet on one side, t. said mid-crossbeam latched to the side rail on the other side where two braces meet, u. a right back gate hinged to the right rear stanchion, v. a left back gate hinged to the left rear stanchion, w. each of said gates extending to the edge of the motor cut-out, x. each of said gates extending rearwardly at the edge of the cut-outs, y. the top of said two gates connected with a rear gate bar, z. a roller on the top of the rear gate bar, aa. the mid-crossbeam having a bracket on each side, bb. a track extending from each bracket to said rear gate, dd. a camper having wheels thereon, ee. the wheels of the camper vehicle in the track, and ff. a pair of ramps carried by the frame and adapted to be attached to said gates, each lined up with the track so the camper can be rolled by the electric winch on the front of the upper frame up and down the ramp.
Claim 3
Dependent Claim
26 words
The invention as defined in claim 1 with an additional limitation of gg. a hand winch on the upper V-nose for starting the camper when unloading.
Claim 4
Dependent Claim
236 words
In a trailer having a. ground engaging wheels, b. a lower frame to which the wheels are journaled, c. said frame being lower than the top of said wheels, d. cradle means on said frame for carrying a boat thereon so that the lower portion of the boat is also carried below the top of the wheels, e. the improved structure for carrying a camper on said frame comprising: f. a second frame, g. said second frame lying in a horizontal plane generally parallel to said first frame, h. stanchions supporting said second frame from said first frame, i. said second frame having side rails extending along each side, j. track members on said second frame, k. said track members adaptable to support the wheels of a camper thereon, l. said track members supported by and extending from a middle beam to a rear gate, m. said middle beam pivoted at one side to the side rail, n. said back gate pivoted on each side to a stanchion supporting said side rail, o. said back gate bolted closed, p. ramp means carried on said trailer so that said ramp means may be attached to said back gate to roll the camper up and down the ramp onto the tracks of the upper frame, and, also, so that said middle beam and back gates may be opened for loading and unloading a boat upon the boat cradles.
Claim 5
Dependent Claim
236 words
In a trailer having a. ground engaging wheels, b. a lower frame to which the wheels are journaled, c. said frame being lower than the top of said wheels, d. cradle means on said frame for carrying a boat thereon so that the lower portion of the boat is also carried below the top of the wheels, e. the improved structure for carrying a camper on said frame comprising: f. a second frame, g. said second frame lying in a horizontal plane generally parallel to said first frame, h. stanchions supporting said second frame from said first frame, i. said second frame having side rails extending along each side, j. track members on said second frame, k. said track members adaptable to support the wheels of a camper thereon, l. said track members supported by and extending from a middle beam to a rear gate, m. said middle beam pivoted at one side to the side rail, n. said back gate pivoted on each side to a stanchion supporting said side rail, o. said back gate bolted closed, p. ramp means carried on said trailer so that said ramp means may be attached to said back gate to roll the camper up and down the ramp onto the tracks of the upper frame, and, also, so that said middle beam and back gates may be opened for loading and unloading a boat upon the boat cradles.
Claim 6
Dependent Claim
25 words
The invention as defined in claim 3 with additional limitations of q. a boat on the boat trailer, and r. a camper on the tracks.
Claim 7
Dependent Claim
27 words
The invention as defined in claim 3 with an additional limitation of q. an electrical winch mounted on said upper frame at the forward most portion thereof.
Claim 8
Dependent Claim
25 words
The invention as defined in claim 5 with additional limitations of r. a boat on the boat trailer, and s. a camper on the tracks.
Claim 9
Dependent Claim
179 words
The invention as defined in claim 3 wherein the lower frame includes q. a rectangular portion approximately centered over said running gear and a V-nose portion extending forward, r. a winch located at the apex of the V-nose, and s. said stanchions are specifically four upwardextending stanchions at each of the corners of said rectangular portion of the frame, t. said stanchions located outward of said frame so the width of the frame at the stanchions is approximately equal to the width of the running gear at the wheels, u. a crossbar connecting the two front stanchions thereby forming a U-shaped opening, v. a V-nose on the front of the upper portion extending from the two front stanchions forward, w. an electrical winch on the upper V-nose, x. rear braces extending from the bottom of each rear stanchion to the midpoint of each side rail, y. forward braces extending from the bottom of each front stanchion to midpoint of each side rail, and z. said mid-crossbeam latched to the side rail on the other side where two braces meet.
Claim 10
Dependent Claim
27 words
The invention as defined in claim 7 with an additional limitation of aa. an electrical winch mounted on said upper frame at the forward most portion thereof.
Claim 11
Dependent Claim
25 words
The invention as defined in claim 8 with additional limitations of bb. a boat on the boat trailer, and cc. a camper on the tracks.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-07-20 | 1980-01-19 | 1980-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-07-20 | 1984-01-19 | 1984-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-07-20 | 1988-01-19 | 1988-07-20 | $7700.00 | Window Closed / Lapsed |