Patent US3958707A successfully refreshed from Google Patents.
US3958707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container transport trailer
Assignee: Individual
•
Filing: 1974-06-24
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Granted: 1976-05-25
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Expires: 1994-06-24
Abstract
Abstract A container transport trailer is provided having a bottomless U-shaped support frame including a cross member and a pair of side members. A lift member is connected to the forward end of the trailer and cooperates with a pair of support arms pivotally connected to the rear ends of the side members of the U-shaped frame to engage against the rear portion of the article. The trailer is suspended above the surface within the U-shaped frame on the lift member and the support arms for travel and is lowered to the ground by the lift member for release.
Inventors
- 👤 David L. Deppe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:30
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/02; B60P1/025; B60P1/64; B60P1/6418; B60P1/6445
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
312 words
A bottomless article transport trailer for transporting a sturdy, rigid article comprising, in combination: a support frame mounted for vehicular movement on a pair of wheels, said frame having a cross member and a pair of side members said cross member connected to the forward ends of the side members; a hitch section connected to said cross member; a lift means operable between an article conveying position and an article release position connected to said hitch section adjacent the cross member of the support frame and connectable with the front end of the article to be transported, said lift means comprising a lift arm having a pivoting end and an article engaging end, said pivoting end pivotally connected to said hitch section, and a power means pivotally connected at one portion thereof to said hitch section and at another portion thereof to said lift arm intermediate said pivoting end and said article engaging end, said article engaging end of said lift arm adapted to engage with the front end of the article and to lift said front end of the article upwardly and inwardly of the support frame when said power means is actuated; and a pair of elongated support arms freely pivotally connected to the rear portions of the side members of the support frame said support arms independently pivotal in relation to said lift means and adapted to engage against opposite sides of the rear portion of the article, said support arms adapted to cooperate through said article with said lift means to lift the rear portion of the article upwardly and inwardly of the support frame when the lift means is operated to thereby transmit force from said lift means through said article to said support arms whereby the article may be suspended for vehicular movement within the bottomless trailer above the surface supporting the wheels of the trailer.
Claim 2
Dependent Claim
312 words
A bottomless article transport trailer for transporting a sturdy, rigid article comprising, in combination: a support frame mounted for vehicular movement on a pair of wheels, said frame having a cross member and a pair of side members said cross member connected to the forward ends of the side members; a hitch section connected to said cross member; a lift means operable between an article conveying position and an article release position connected to said hitch section adjacent the cross member of the support frame and connectable with the front end of the article to be transported, said lift means comprising a lift arm having a pivoting end and an article engaging end, said pivoting end pivotally connected to said hitch section, and a power means pivotally connected at one portion thereof to said hitch section and at another portion thereof to said lift arm intermediate said pivoting end and said article engaging end, said article engaging end of said lift arm adapted to engage with the front end of the article and to lift said front end of the article upwardly and inwardly of the support frame when said power means is actuated; and a pair of elongated support arms freely pivotally connected to the rear portions of the side members of the support frame said support arms independently pivotal in relation to said lift means and adapted to engage against opposite sides of the rear portion of the article, said support arms adapted to cooperate through said article with said lift means to lift the rear portion of the article upwardly and inwardly of the support frame when the lift means is operated to thereby transmit force from said lift means through said article to said support arms whereby the article may be suspended for vehicular movement within the bottomless trailer above the surface supporting the wheels of the trailer.
Claim 3
Dependent Claim
24 words
The invention as set forth in claim 1 wherein said support arms when engaged with said article extend upwardly away from said lift means.
Claim 4
Dependent Claim
77 words
The invention as set forth in claim 1 wherein the article to be transported includes a pair of extension members connected to the rear portion of said article and extending outwardly from the opposite sides of the rear portion of the article and wherein said support arms include a pair of collar members connected to the article engaging ends of the support arms respectively and adapted to receive and engage with the extension members on the article.
Claim 5
Dependent Claim
43 words
The invention as set forth in claim 1 wherein said collar members are open ended and U-shaped collar members and including a pair of restraining pins insertable through the ends of said collar members to secure the extension members within said collar members.
Claim 6
Dependent Claim
71 words
The invention as set forth in claim 1 wherein each of said support arms includes an outer sleeve member pivotally connected to the end of the rear end of one of said side members of said frame and a telescoping inner member within said sleeve member and having an article receiving means connected to the end thereof whereby the inner telescoping member may be adjustably extended to engage with the article.
Claim 7
Dependent Claim
39 words
The invention as set forth in claim 1 including means connected to the side members at the rear portions thereof for locking said container in place within the said support frame when said article is in article conveying position.
Claim 8
Dependent Claim
27 words
The invention as set forth in claim 1 including guide means connected to the side members of said support frame for guiding said article into said frame.
Claim 9
Dependent Claim
27 words
The invention as set forth in claim 7 wherein said guide means comprises roller members rotationally connected to said side members about a vertical axis of rotation.
References Cited (Backward Citations)
FR529549A
Cited
US2934220A
Cited
US3286986A
Cited
US3378155A
Cited
US3834568A
Cited
US3710524A
Cited
US3747787A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-05-25 | 1979-11-24 | 1980-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-05-25 | 1983-11-24 | 1984-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-05-25 | 1987-11-24 | 1988-05-25 | $7700.00 | Window Closed / Lapsed |