US4545612A Expired / Lapsed US ⏱️ 0.0 years remaining

Front side structure of an automobile body

Assignee: Mazda Motor Corp

•

Filing: 1982-08-24

•

Granted: 1985-10-08

•

Expires: 2002-08-24

📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract An automobile having a front pillar comprised of an upper front pillar section and a lower hinge pillar section. A forwardly extending beam of closed cross-section is formed by a dash panel, a cowl side upper panel and a wheel apron reinforcement. A second forwardly extending beam of closed cross-section is further provided beneath the first mentioned beam by the dash panel and forward extensions of an upper front pillar inner panel and a hinge pillar outer panel.

Inventors

👤 Hayathugu Harasaki

Bibliographic Details

Application Number —

Jurisdiction US

Data Source google_patents

Last Synchronized 2026-11-01 22:18

CPC Classifications

B; B62; B62D; B62D25/00; B62D25/04; B62D25/02; B62D25/08; B62D25/081; B62D25/20; B62D25/2009; B62D25/2036

Claims Analysis

Total Claims: 10

Claim 1

Independent Claim 146 words

An automobile body comprising a front side structure comprised of a front pillar having a closed cross-section, a front edge of a side door opening being defined by said front pillar, a dash panel having a substantially horizontal portion extending forwardly from said front pillar, first means provided above said horizontal portion of the dash panel and connected thereto, an upper longitudinal beam having a closed cross-section being formed by said first means and said horizontal portion of the dash panel, said upper longitudinal beam being connected at its rear end with said front pillar, second means provided below said horizontal portion of the dash panel and connected thereto, and a lower longitudinal beam having a closed cross-section being formed by said second means and said horizontal portion of the dash panel, said lower longitudinal beam being connected at its rear end with said front pillar.

Claim 2

Dependent Claim 146 words

Claim 3

Dependent Claim 83 words

An automobile body in accordance with claim 1 in which said first means is constituted by a wheel apron reinforcement extending along a side edge of the dash panel and connected thereto at a lower edge portion, and a cowl side upper panel having a lower edge portion transversely inwardly spaced from said lower edge portion of the wheel apron reinforcement and connected to the dash panel, said wheel apron reinforcement and said cowl side upper panel having upper edge portions connected together.

Claim 4

Dependent Claim 24 words

An automobile body in accordance with claim 1 in which said second means is constituted by forward extensions of members constituting the front pillar.

Claim 5

Dependent Claim 86 words

An automobile body in accordance with claim 1 in which said front pillar comprises an upper front pillar section and a lower hinge pillar section, said upper front pillar section comprising a front pillar inner panel and a front pillar outer panel which are connected together, said lower hinge pillar section comprising a hinge pillar inner panel and a hinge pillar outer panel which are connected together, said front pillar inner panel and said hinge pillar outer panel having forward extensions which constitute said second means.

Claim 6

Dependent Claim 108 words

An automobile body in accordance with claim 1 in which said front pillar comprises an upper front pillar section and a lower hinge pillar section, said upper front pillar section including an upper front pillar inner panel and an upper front pillar outer panel which are connected together to form said closed cross-section of said front pillar, said upper front pillar outer panel being stepped laterally inwardly at a lower end portion of the upper front pillar section and extended downwardly to provide a hinge pillar inner panel, a hinge pillar outer panel being connected to said hinge pillar inner panel to provide said lower hinge pillar section.

Claim 7

Dependent Claim 29 words

An automobile body in accordance with claim 5 in which said front pillar inner panel and said hinge pillar outer panel having forward extensions which constitute said second means.

Claim 8

Dependent Claim 34 words

An automobile body in accordance with claim 5 in which said hinge pillar inner panel is further stepped laterally outwardly at a lower end portion to provide an outer member of a side sill.

Claim 9

Dependent Claim 50 words

An automobile body in accordance with claim 5 in which said upper front pillar outer panel and said hinge pillar inner panel are formed integrally with a cab side panel which provides an outer member of a side sill, a rear fender and an outer member of a roof rail.

Claim 10

Dependent Claim 48 words

An automobile in accordance with claim 5 in which said upper front pillar outer panel is formed at a lower end portion with a land which is overlapped by an upper end portion of the hinge pillar outer panel so that said land acts as a hinge reinforcement.

References Cited (Backward Citations)

US3541668A Cited

US3596978A Cited

US3697124A Cited

US3776589A Cited

US3819224A Cited

US4078840A Cited

US4252364A Cited

US4270793A Cited

JPS5642761A Cited

US4466654A Cited

DE3119572A1 Cited

US4469368A Cited

JPS58136565A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1988-10-07	1989-04-08	1989-10-08	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1992-10-07	1993-04-08	1993-10-08	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1996-10-07	1997-04-08	1997-10-08	$7700.00	Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag

Select Category

Notes (Optional)