← Back to Patent Explorer
US4846204A Expired / Lapsed US ⏱️ 0.0 years remaining

Collapsible frame structure for portable camp room

Assignee: CHOI MOO WOONG BONG CHONG-DONG 1515-1 KWANAK-GU SEOUL KOREA
•
Filing: 1987-03-31
•
Granted: 1989-07-11
•
Expires: 2007-03-31
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract A collapsible frame structure for a portable camper, particularly a pair of such frame structures which may be joined to form a bed supporting frame and a tent supporting frame extending in an arch over the bed frame. The frame structure includes a plurality of pairs of link tube units pivotably connected at their middles to each other in X-shaped configuration and a plurality of longitudinally extending tube units intermediate the pairs of link tubes. The frame structure is distinguished in its efficiency in set up and folding for storage without disassembly.

Inventors

  • 👤 Bae Sok Kyu

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 13:59
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/32; E04H15/324; A; A47; A47C; A47C19/00; A47C19/12; A47C19/126; E04H15/34; E04H15/44; E04H15/48; E04H15/50

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 290 words
A collapsible and portable camp room tent and bed therefor wherein the tent extends over the bed in an arc comprising: (A) a tent supporting frame and tent fabric therefor including: (A1) a first plurality of connected link tube pairs each plural link tube thereof having free ends, said link tubes being connected to each other immediately of their free ends in X-shaped configurations; (A2) a plurality of opposed link tube supporter-sliders in which the free ends of adjacent link tubes are pivoted, said sliders each defining adjacent apertures which pass therethrough; (A3) a plurality of tent supporting ribs, each said rib slidably extending through one aperture of respective supporter-sliders, between the pivoted link tubes; (A4) a link tube tension rope, extensible through the other aperture of opposed link tube supporter-sliders, whereby to tension said respective pairs of link tubes; (A5) at least one clip mounted upon each of said supporting ribs intermediate ends thereof as a limit to the stroke of the supporter slider; (A6) a tent fabric holding cap affixed to respective ends of said supporting ribs; (B) a bed supporting frame, interconnected at ends thereof to the tent supporting frame including: (B1) a second plurality of connected link tube pairs which are equivalent in X-shaped configuration to the first plurality thereof; and (B2) a vertically extending main tube and sub-tube, the latter being slidable within the former; (B3) upper and lower interconnecting supporters for ends of the respective main tube and sub tube, said supporters also providing pivots for the link tubes of the tube pairs forming the bed frame; (B4) a cap assembly covering the upper bed supporter; and (B5) a bed fabric secured by the cap assembly to upper supporters of the bed supporting frame.
Claim 2
Dependent Claim 290 words
A collapsible and portable camp room tent and bed therefor wherein the tent extends over the bed in an arc comprising: (A) a tent supporting frame and tent fabric therefor including: (A1) a first plurality of connected link tube pairs each plural link tube thereof having free ends, said link tubes being connected to each other immediately of their free ends in X-shaped configurations; (A2) a plurality of opposed link tube supporter-sliders in which the free ends of adjacent link tubes are pivoted, said sliders each defining adjacent apertures which pass therethrough; (A3) a plurality of tent supporting ribs, each said rib slidably extending through one aperture of respective supporter-sliders, between the pivoted link tubes; (A4) a link tube tension rope, extensible through the other aperture of opposed link tube supporter-sliders, whereby to tension said respective pairs of link tubes; (A5) at least one clip mounted upon each of said supporting ribs intermediate ends thereof as a limit to the stroke of the supporter slider; (A6) a tent fabric holding cap affixed to respective ends of said supporting ribs; (B) a bed supporting frame, interconnected at ends thereof to the tent supporting frame including: (B1) a second plurality of connected link tube pairs which are equivalent in X-shaped configuration to the first plurality thereof; and (B2) a vertically extending main tube and sub-tube, the latter being slidable within the former; (B3) upper and lower interconnecting supporters for ends of the respective main tube and sub tube, said supporters also providing pivots for the link tubes of the tube pairs forming the bed frame; (B4) a cap assembly covering the upper bed supporter; and (B5) a bed fabric secured by the cap assembly to upper supporters of the bed supporting frame.
Claim 3
Dependent Claim 30 words
A collapsible and portable camp room tent and bed according to claim 1, said tent supporting frame further including a tensioning bolt and log for securing the tent fabric thereto.
Claim 4
Dependent Claim 39 words
A collapsible frame structure for a portable camp room tent and bed as in claim 1, said link slider forming a front projecting member which defines one aperture and a slot for sliding and securing the tension rope therein.

References Cited (Backward Citations)

US31565A Cited
US925922A Cited
US2055044A Cited
US3435570A Cited
US3601325A Cited
US3757360A Cited
US3888056A Cited
USRE31565E Cited
DK9593A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1992-07-10 1993-01-09 1993-07-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1996-07-10 1997-01-09 1997-07-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2000-07-10 2001-01-09 2001-07-11 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag