← Back to Patent Explorer
US3718357A Expired / Lapsed US ⏱️ 0.0 years remaining

Retractable side bumper guard

Assignee: Individual
•
Filing: 1971-10-26
•
Granted: 1973-02-27
•
Expires: 1991-10-26
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract A bumper guard assembly apparatus to be attached to an automobile comprising a bumper guard and means to move the bumper guard in one direction when the apparatus is in use and in an opposite direction when the apparatus is not in use, whereby the same need not be completely detached from the automobile at any time.

Inventors

  • 👤 A Hertzell

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 17:18
CPC Classifications
B; B60; B60R; B60R13/00; B60R13/04

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 96 words
Retractable bumper guard assembly apparatus to be used in combination with an automobile body, comprising baseboard means; horizontal channel means attached beneath said automobile body; power operated driving means operatively connected to said baseboard means and to said automobile body for moving said baseboard means in a direction along said channel means away from and towards the fixed portion of said driving element and at least partially past one end of the channel and outside the automobile body; and sub-baseboard means pivotally connected to said baseboard means and on the opposite side of said driving means.
Claim 2
Dependent Claim 96 words
Retractable bumper guard assembly apparatus to be used in combination with an automobile body, comprising baseboard means; horizontal channel means attached beneath said automobile body; power operated driving means operatively connected to said baseboard means and to said automobile body for moving said baseboard means in a direction along said channel means away from and towards the fixed portion of said driving element and at least partially past one end of the channel and outside the automobile body; and sub-baseboard means pivotally connected to said baseboard means and on the opposite side of said driving means.
Claim 3
Dependent Claim 56 words
Retractable bumper guard assembly apparatus as claimed in claim 1 wherein said driving means comprise multiple pneumatic cylinder and piston assembly means; an air line connecting said multiple assembly means; and power supply and control means connected to said air line whereby actuation of said control means energizes said driving means for moving said baseboard means.
Claim 4
Dependent Claim 72 words
Retractable bumper guard assembly apparatus as claimed in claim 1 wherein said sub-baseboard means is connected to said baseboard means by spring biased hinges whereby said sub-baseboard means is biased in a vertical and perpendicular position with respect to said baseboard means when automobile protection is desired and may be forced into a horizontal position with respect to said baseboard by the end of the channel when protection is no longer desired.

References Cited (Backward Citations)

US1523978A Cited
US1708804A Cited
US1753483A Cited
US2212493A Cited
US2274440A Cited
US2512527A Cited
US2785921A Cited
US3355208A Cited
US3388523A Cited
US3596962A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1976-02-27 1976-08-28 1977-02-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-02-27 1980-08-28 1981-02-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-02-27 1984-08-28 1985-02-27 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag