← Back to Patent Explorer
US4728122A Expired / Lapsed US ⏱️ 0.0 years remaining

Driver knee shield to cover steering column protrusions below steering wheel of tractor-trailer rigs

Assignee: Individual
•
Filing: 1986-04-07
•
Granted: 1988-03-01
•
Expires: 2006-04-07
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract Driver's knee guard in cab of tractor-trailer rig. A metal sheet extends around the steering wheel and controls and is secured at its opposite ends to the dashboard. Foam rubber separates the inner side of the metal sheet from the steering wheel and controls, and leather-like material covers the outer side of the metal sheet.

Inventors

  • 👤 James N. Wright

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 17:06
CPC Classifications
B; B60; B60R; B60R21/00; B60R21/02; B60R21/04; B60R21/05; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/219

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 194 words
A tractor for a tractor-trailer rig, comprising a cab for a driver, a steering wheel, a substantially vertical steering column supporting the steering wheel at the upper end of the column, controls for an air valve system, a bracket assembly containing said controls, and mounted on the steering column beneath the steering wheel at about the level of the knees of a driver holding the steering wheel a dashboard extending horizontally within the cab beneath the level of the steering wheel and facing the driver on the opposite side of the steering column, and knee guard means between said assembly and the position of a driver's knees, said knee guard means comprising an elongated metal sheet curved around the steering column and said assembly and secured at its opposite ends to the dashboard, said knee guard means also comprising a layer of foam rubber next to the curved portion of the metal sheet, said knee guard means also comprising a layer of leather-like material next to the metal sheet, the metal sheet being secured between the foam rubber and the leather-like material with the foam rubber closest to the steering column and said assembly.
Claim 2
Dependent Claim 194 words
A tractor for a tractor-trailer rig, comprising a cab for a driver, a steering wheel, a substantially vertical steering column supporting the steering wheel at the upper end of the column, controls for an air valve system, a bracket assembly containing said controls, and mounted on the steering column beneath the steering wheel at about the level of the knees of a driver holding the steering wheel a dashboard extending horizontally within the cab beneath the level of the steering wheel and facing the driver on the opposite side of the steering column, and knee guard means between said assembly and the position of a driver's knees, said knee guard means comprising an elongated metal sheet curved around the steering column and said assembly and secured at its opposite ends to the dashboard, said knee guard means also comprising a layer of foam rubber next to the curved portion of the metal sheet, said knee guard means also comprising a layer of leather-like material next to the metal sheet, the metal sheet being secured between the foam rubber and the leather-like material with the foam rubber closest to the steering column and said assembly.

References Cited (Backward Citations)

US2436461A Cited
US3194338A Cited
US3930665A Cited
US3938821A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1991-03-01 1991-08-31 1992-03-01 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1995-03-01 1995-08-31 1996-03-01 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1999-03-01 1999-08-31 2000-03-01 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag