Patent US4036336A successfully refreshed from Google Patents.
US4036336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheeled suitcase convertible to luggage cart
Assignee: Individual
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Filing: 1976-03-25
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Granted: 1977-07-19
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Expires: 1996-03-25
Abstract
Abstract A suitcase having rolling means at the bottom is provided with a retractable handle including a pair of longitudinally extendable tubes connected to a sidewall of the suitcase at their proximal ends and connected at their distal ends to a cross-member forming a grip, said tubes received in retracted position within said sidewall. In extended position, said tubes in combination with the top of the suitcase providing a luggage supporting surface for additional pieces of luggage. The suitcase further having a pair of pivotal support arms attached to the bottom of the suitcase which in extended position provide an additional luggage supporting surface.
Inventors
- 👤 Oscar L. Burtley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:25
CPC Classifications
A; A45; A45C; A45C5/00; A45C5/14
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
113 words
In a suitcase having a bottom wall, a top wall and sidewalls, said bottom wall having rolling means and said top wall having a handle, the improvement comprising a retractable handle having a pair of longitudinally extending members connected at their proximal ends to a selected sidewall and connected at their distal ends to a cross-member forming a grip, said longitudinally extending members received in retracted condition within said selected sidewall, said improvement further including recesses in adjoining portions of the selected sidewall and the top wall for cooperative receipt of the longitudinally extending members in retracted condition so that said members are maintained in a plane below the plane of the topwall.
Claim 2
Dependent Claim
113 words
In a suitcase having a bottom wall, a top wall and sidewalls, said bottom wall having rolling means and said top wall having a handle, the improvement comprising a retractable handle having a pair of longitudinally extending members connected at their proximal ends to a selected sidewall and connected at their distal ends to a cross-member forming a grip, said longitudinally extending members received in retracted condition within said selected sidewall, said improvement further including recesses in adjoining portions of the selected sidewall and the top wall for cooperative receipt of the longitudinally extending members in retracted condition so that said members are maintained in a plane below the plane of the topwall.
Claim 3
Dependent Claim
15 words
The suitcase according to claim 1 wherein the longitudinally extending members comprise telescoping tubular segments.
Claim 4
Dependent Claim
20 words
The suitcase according to claim 2 wherein the longitudinally extending members are locked in extended condition by spring biased detents.
Claim 5
Dependent Claim
20 words
The suitcase according to claim 3 wherein the cross-member is an integral portion of one of said longitudinally extending members.
Claim 6
Dependent Claim
29 words
The suitcase according to claim 1 which further includes a pair of pivotal arms attached to the bottom wall adjacent its outer margin, said arms pivoting towards each other.
Claim 7
Dependent Claim
22 words
The suitcase according to claim 5 wherein the arms include feet which are located in the same plane as the rolling means.
Claim 8
Dependent Claim
39 words
The suitcase according to claim 6 wherein the rolling means are arranged on the bottom wall so that less than all are selectively engaged when the suitcase is tipped for rolling transport by the retractable handle in extended condition.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-07-18 | 1981-01-17 | 1981-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-07-18 | 1985-01-17 | 1985-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-07-18 | 1989-01-17 | 1989-07-19 | $7700.00 | Window Closed / Lapsed |