Patent application number | Description | Published |
20090320968 | DIFFERENTIAL HEAT SHAPING AND HARDENING USING INFRARED LIGHT - A shaped part having at least two structural regions of different ductility is made from one unitary blank of a hardenable steel alloy by first heating the entire blank to an elevated temperature below an AC | 12-31-2009 |
20100199737 | Method for producing elongated, peripherally contoured shaped blanks from a metal strip - In the method for producing from a metal strip peripherally contoured, elongated shaped blanks ( | 08-12-2010 |
20100218860 | Method for producing a molded sheet metal part from an as-rolled, non-hardenable aluminum alloy - Method for producing an open molded sheet metal part from a non-hardenable aluminum alloy that has the following steps:
| 09-02-2010 |
20100300584 | METHOD FOR PRODUCING A SHAPED COMPONENT HAVING AT LEAST TWO STRUCTURAL REGIONS OF DIFFERENT DUCTILITY - According to the method, a blank ( | 12-02-2010 |
20110232354 | METHOD AND APPARATUS FOR PRODUCING HARDENED FORMED PARTS - In a method of producing a hardened formed part, in particular for a structure or body part of a motor vehicle, a metal blank is heated and then hot formed in a cavity of a thermoforming mold to produce a formed part. The formed part is hardened in the cavity of the thermoforming mold through contact with a coolant fed into the cavity via feed channels, whereby a state of aggregation of the coolant is adjusted or the coolant is maintained at a pressure above the steam pressure. | 09-29-2011 |
20110232806 | SIDE RAIL - A side rail made of sheet steel includes a first region which underwent heat treatment, a second region which is not heat-treated, and a transition zone between the first and second regions. The transition zone is hereby defined by a width which is smaller than or equal to 50 mm. An additional component can be coupled to the side rail to form a side rail assembly. | 09-29-2011 |
20110232808 | METHOD FOR PRODUCING A MOTOR VEHICLE COMPONENT, AND A BODY COMPONENT - A method for producing a structural and/or safety-related motor vehicle component having at least one hot-formed and press-hardened part constructed from high-strength steel includes the steps of partially heat-treating a region of the motor vehicle component by heating the region to a heat-up temperature in a temperature range between 500° C. and 900° C.; maintaining the heat-up temperature for a duration of a holding time; and cooling down from the heat-up temperature in one or more phases. A body component constructed as a structural and/or safety-related motor vehicle component from a steel sheet blank that has been hot-formed and press-hardened includes joining flanges and/or coupling locations and/or safety-related parts, wherein the joining flanges, coupling locations and/or safety-related parts are partially heat-treated in several steps with the disclosed method. | 09-29-2011 |
20110233946 | CROSS MEMBER - A cross member made of sheet steel has a first region which underwent heat treatment, a second region which is not heat-treated, and a transition zone between the first and second regions. The transition zone is hereby defined by a width which is smaller than or equal to 50 mm. | 09-29-2011 |
20110233966 | AUTOMOBILE COLUMN - An automobile column, for example an A-column, a B-column, a C-column and/or a D-column, is made of sheet steel. The automobile column has a first region which underwent heat treatment, a second region which is not heat-treated, and a transition zone between the first and second regions. The transition zone is hereby defined by a width which is smaller than or equal to 50 mm. | 09-29-2011 |
20110233968 | TRANSMISSION TUNNEL - A transmission tunnel, in particular for installation in a motor vehicle body, is produced by hot-forming and press-hardening a sheet steel blank, and has a first region which underwent heat treatment, a second region which is not heat-treated, and a transition zone between the first and second regions. The transition zone is hereby defined by a width which is smaller than or equal to 50 mm. At least one component can be coupled to the transmission tunnel to form a floor assembly. | 09-29-2011 |
20110254315 | Body structure for an automobile and method for producing a structural component for a body structure - On a body structure ( | 10-20-2011 |
20120006089 | METHOD AND APPARATUS FOR HOT FORMING AND HARDENING A BLANK - A blank cut from a strip of hardenable hot-formed steel is heated in a furnace to a temperature which is smaller than an Ac | 01-12-2012 |
20120090741 | METHOD FOR PRODUCING A HOT-FORMED AND PRESS-HARDENED METAL COMPONENT - The present invention relates to a method for producing a hot-formed and press-hardened metal component for an automobile having at least two regions of different hardness. A hardenable sheet-metal blank is heated to at least an austenizing temperature and a first region of the sheet-metal blank is intermediately cooled at a cooling speed greater than the lower critical cooling speed of the material of the sheet-metal blank. The sheet-metal blank is then hot-formed and press-hardened in a press-hardening tool by quenching the first region from a bainitic structure transformation stage, thereby adjusting a mixed structure of martensite and bainite in the first region. | 04-19-2012 |
20120091758 | AUTOMOBILE COLUMN AND METHOD FOR PRODUCING A HOT-FORMED AND PRESS-HARDENED AUTOMOBILE COLUMN - An automobile column and to a method for producing an automobile column are disclosed. The automobile column has a region of a first type and a region of a second type which have mutually different strengths. A transition region having a width of less than 50 mm is formed between the two regions. The automobile column has in the region of the first type a bainitic structure and in the region of the second type a martensitic structure. | 04-19-2012 |
20120318415 | SIDE RAIL AND METHOD FOR PRODUCING A HOT-FORMED AND PRESS-HARDENED SIDE RAIL - A side rail and to a method for producing a side rail are disclosed. The side rail has a region of a first type and a region of a second type which have mutually different strengths. A transition region having a width of less than 50 mm is formed between the two regions. The side rail has in the region of the first type a bainitic structure and in the region of the second type a martensitic structure. | 12-20-2012 |
20130068350 | METHOD AND APPARATUS FOR HEATING A PRE-COATED PLATE OF STEEL - A pre-coated plate of steel is heated in a furnace to form an intermetallic alloying layer on the plate at least in an area thereof. Air is pretreated through drying to produce dried air which is fed into the furnace to control the atmosphere within the furnace while the pre-coated plate is in the furnace. | 03-21-2013 |
20140166166 | METHOD FOR PRODUCING HOT-FORMED AND PRESS-HARDENED AUTOMOBILE COLUMN - A method for producing an automobile column is disclosed. The automobile column has a region of a first type and a region of a second type which have mutually different strengths. A transition region having a width of less than 50 mm is formed between the two regions. The automobile column has in the region of the first type a bainitic structure and in the region of the second type a martensitic structure. | 06-19-2014 |
20150087363 | SEPARATING DEVICE - A separating device formed with rotationally driven components and stationary components has at least one crop-treatment element for processing crop. The crop-treatment element extends transversely to the rotational direction (R) of the components, at least in sections. The crop-treatment element has a substantially cuboid cross-section and a front edge with a curved course optimized in terms of flow, and which faces a rotational direction (R) and away from a conveyance direction (FR) of the crop. | 03-26-2015 |