The invention relates to a mower knife device (100) with (i) a double-knife cutting system (111), wherein the double-knife cutting system (111) comprises an upper cutting knife (140) and a lower cutting knife (180), which are configured to be movable in translation relatively to one another, wherein the upper cutting knife (140) and the lower cutting knife (180) each comprise a plurality of blade elements (145) and a knife back (144, 184), wherein the blade elements (145) are connected to each other via the knife back (144, 183) and are arranged substantially in a knife plane (150), and (ii) a knife bar (110) which comprises a first extension (112) in the direction of an axis (170) orthogonal to the knife plane (150) and which is configured to hold the double-knife cutting system (111), wherein a gap (160) is arranged between the knife bar (110) and the double-knife cutting system (111), wherein a section of the knife back (144, 184) adjoins the gap (160), wherein the section of the knife back (144, 184) adjoining the gap (160) is bent in the direction of the orthogonal axis (170).
The invention relates to a mower knife device (100) with (i) a double-knife cutting system (111), wherein the double-knife cutting system (111) comprises an upper cutting knife (140) and a lower cutting knife (180), which are configured to be movable in translation relatively to one another, wherein the upper cutting knife (140) and the lower cutting knife (180) each comprise a plurality of blade elements (145) and a knife back (144, 184), wherein the blade elements (145) are connected to each other via the knife back (144, 183) and are arranged substantially in a knife plane (150), and (ii) a knife bar (110) which comprises a first extension (112) in the direction of an axis (170) orthogonal to the knife plane (150) and which is configured to hold the double-knife cutting system (111), wherein a gap (160) is arranged between the knife bar (110) and the double-knife cutting system (111), wherein a section of the knife back (144, 184) adjoins the gap (160), wherein the section of the knife back (144, 184) adjoining the gap (160) is bent in the direction of the orthogonal axis (170).
The present disclosure relates to a mower knife device with a knife bar and a dual blade cutting system. The dual blade cutting system includes an upper cutting knife and a lower cutting knife designed to be movable relative to one another. The upper cutting knife is connected to the knife bar by means of an upper retaining device. The lower cutting knife is connected to the knife bar by means of a lower retaining device. The upper retaining device is mounted on the knife bar by means of a guide bushing. A preloaded tension spring is arranged inside the guide bushing. The tensile force of the tension spring is designed to apply a contact pressure of the upper cutting knife to the lower cutting knife via the upper retaining device.
The invention relates to a mowing device (1) comprising a coupling element (2) for arranging the mowing device on a carrier vehicle coupling (3), a holding device (5) which is designed to be pivotal about a first axis (A1) relative to the coupling element by means of an actuator (4), a cutter bar (6) which is designed to be pivotal about a second axis (A2) relative to the holding device, wherein the first axis (A1) and the second axis (A2) are mutually spaced and are arranged parallel to the cutter bar, and a trigger unit (7) which is designed to detect a pivoting movement of the cutter bar relative to the holding device and to instruct the actuator to pivot the holding device in response to a detected pivoting movement, thus allowing a reliable obstacle evasion function of the cutter bar, and thus a prevention of collision damage.
A01D 34/03 - MowersMowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having reciprocating cutters mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle
A01D 75/18 - Safety devices for parts of the machines
A01D 34/04 - MowersMowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having reciprocating cutters mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle with cutters at the front
The invention relates to a mowing device (1) comprising a coupling element (3) for arranging on a carrier vehicle coupling, a holding device (5) which is designed to be pivotal about a first axis (A1) relative to the coupling element, a cutter bar (6) which is arranged on the holding device (5), and an actuator (4) which is connected to the coupling element and to the holding device, wherein the holding device and the cutter bar are designed and arranged such that the weight (F1) thereof exerts a torque about the first axis (A1), and the actuator (4) is designed to exert a first counter torque which counteracts said torque.
A01D 34/03 - MowersMowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having reciprocating cutters mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle
A01D 34/04 - MowersMowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having reciprocating cutters mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle with cutters at the front
6.
Generator and method for disassembling a generator of a directly driven wind turbine
A generator for a direct driven wind turbine configured to convert kinetic energy of a main shaft of the wind turbine into electrical energy. The generator includes a generator rotor connectable to the main shaft of the wind turbine and a generator stator, the generator includes a generator housing on which the generator stator is arranged. The generator housing includes a front side facing towards a rotor head of the wind turbine in an installed state of the generator and a rear side facing away from the rotor head in the installed state of the generator. The generator includes at least one front generator bearing arranged at the front of the generator housing and a rear generator bearing arranged at the rear of the generator housing.
H02K 1/28 - Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
H02K 7/00 - Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
12 - Land, air and water vehicles; parts of land vehicles
37 - Construction and mining; installation and repair services
39 - Transport, packaging, storage and travel services
44 - Medical, veterinary, hygienic and cosmetic services; agriculture, horticulture and forestry services
Goods & Services
Agricultural instruments; Agricultural machine parts. Vehicles; Tractors. Maintenance and fix in relation to the following goods: Vehicles, Tractors, Agricultural instruments and Agricultural parts of machines. Vehicle rental and Rental of tractors. Farming equipment rental and Rental services, in relation to the following goods: Agricultural parts of machines.
The invention relates to a wind turbine (100) for generating electricity, comprising at least one rotor which can be driven by the wind and a generator which is connected to the rotor for converting mechanical power of the rotor driven by the wind into electric power and thus generating electricity. The wind turbine (100) additionally comprises a support unit for supporting the wind turbine (100) on an underlying surface, in particular the ground, during the operation of the wind turbine (100) in order to generate electricity and/or for moving the wind turbine (100), said support unit comprising at least three support arms. The wind turbine (100) additionally comprises a storage device (260) for storing electric energy converted by the generator (120), wherein the storage device (260) comprises at least one storage unit (260A, 260B, 260C) for storing the electric energy, and at least one of the at least one storage unit (260A, 260B, 260C) is arranged or can be arranged on one of the at least three support arms (240) in order to load the inherent weight of the storage unit on the one of the at least three support arms (240). The invention additionally relates to an assembly comprising a wind turbine (100) according to the invention and a feed device (300) comprising a receiving device (320) for receiving one of the at least one storage unit (260A, 260B, 260C) of the wind turbine (100), said storage unit being separate from the wind turbine (100). The receiving device (320) has a storage unit connection (360) for connecting the storage unit (260A, 260B, 260C) which is separate from the wind turbine (100) to the feed device (300) in order to provide electric energy to the feed device (300), said electric energy being stored in the storage unit (260A, 260B, 260C) which is connected to the storage unit connection (360).
The invention relates to a wind turbine (100) for generating electricity, comprising at least one rotor (110) which can be driven by the wind, a generator (120) which is connected to the rotor (110) for converting mechanical power of the rotor (110) driven by the wind into electric power and thus generating electricity, a chassis (200) for moving the wind turbine (100), and an aligning device (210) for aligning the wind turbine (100) in an upright orientation while moving the wind turbine (100) using the chassis (200).
The invention relates to a mower knife device (100), comprising a knife bar (110) and a double-knife cutting system, wherein the double-knife cutting system comprises an upper cutting knife (140) and a lower cutting knife (180) which can be moved relative to one another, wherein the upper cutting knife (140) is connected to the knife bar (110) by means of an upper holding device (150) and the lower cutting knife (180) is connected to the knife bar by means of a lower holding device (190), wherein the upper holding device (150) is mounted on the knife bar (110) by means of a guide bush (160A) and a preloaded tension spring (170) is situated inside the guide bush (160A), wherein the tensile force of the tension spring (170) is intended to bring about, via the upper holding device (150), a compression force of the upper cutting knife (140) onto the lower cutting knife (180).
The invention relates to a mower knife device (100), comprising a knife bar (110) and a double-knife cutting system, wherein the double-knife cutting system comprises an upper cutting knife (140) and a lower cutting knife (180) which can be moved relative to one another, wherein the upper cutting knife (140) is connected to the knife bar (110) by means of an upper holding device (150) and the lower cutting knife (180) is connected to the knife bar by means of a lower holding device (190), wherein the upper holding device (150) is mounted on the knife bar (110) by means of a guide bush (160A) and a preloaded tension spring (170) is situated inside the guide bush (160A), wherein the tensile force of the tension spring (170) is intended to bring about, via the upper holding device (150), a compression force of the upper cutting knife (140) onto the lower cutting knife (180).
The invention relates to a rotor blade (100) for a wind turbine, having a rotor blade root (102), a rotor blade outer edge (104), a leading edge (106) and a trailing edge (108), The leading edge (106) and the trailing edge (108) define a chord (110), the length of which increases from the rotor blade root (102) to the rotor blade outer edge (104), Chord centre points (112) define a rotor wing centre line (114) running from the rotor blade root (0.102) to the rotor blade outer edge (104) and the rotor wing centre line (114) divides the rotor blade outer edge (104) into a leading edge portion (116) and a trailing edge portion (118), a winglet (120) that extends only along the trailing edge portion (118) being arranged on the rotor blade outer edge (104).
The invention relates to a generator (100) for a directly driven wind turbine (1000), in which: the generator (100) has a generator rotor (110), which can be connected to the main shaft (140) of the wind turbine (1000), and a generator stator (120) arranged on a generator housing (130); the generator housing (130) has a front face (131) and a rear face (132); the generator (100) has a front generator bearing (135) arranged on the front face (131) of the generator housing (130) and a rear generator bearing (136) arranged on the rear face (132) of the generator housing (130); the front and the rear generator bearings (135, 136) are designed to mount the main shaft (140) on the generator (130); the generator (100) has at least one supporting device (137, 138) which is designed to support the generator housing (130) in an installed state on a housing (170) of the wind turbine (1000). The invention also relates to a wind turbine (1000) having such a generator (100) and to a method for disassembling a generator (100).
The invention relates to a rotor blade (100) for a wind turbine, having a rotor blade root (102), a rotor blade outer edge (104), a leading edge (106) and a trailing edge (108). The leading edge (106) and the trailing edge (108) define a chord (110), the length of which increases from the rotor blade root (102) to the rotor blade outer edge (104). Chord centre points (112) define a rotor wing centre line (114) running from the rotor blade root (102) to the rotor blade outer edge (104) and the rotor wing centre line (114) divides the rotor blade outer edge (104) into a leading edge portion (116) and a trailing edge portion (118), a winglet (120) that extends only along the trailing edge portion (118) being arranged on the rotor blade outer edge (104).
The invention relates to a rotor blade (100) for a wind turbine, having a rotor blade root (102), a rotor blade outer edge (104), a leading edge (106) and a trailing edge (108). The leading edge (106) and the trailing edge (108) define a chord (110), the length of which increases from the rotor blade root (102) to the rotor blade outer edge (104). Chord centre points (112) define a rotor wing centre line (114) running from the rotor blade root (102) to the rotor blade outer edge (104) and the rotor wing centre line (114) divides the rotor blade outer edge (104) into a leading edge portion (116) and a trailing edge portion (118), a winglet (120) that extends only along the trailing edge portion (118) being arranged on the rotor blade outer edge (104).
The invention relates to a self-aligning wind turbine comprising a repeller assembly (2) with at least three wind barriers which are arranged in a rigid manner relative to one another. At least two of the wind barriers, in particular all of the wind barriers, are repellers (1). Each repeller (1) has at least one vane (1.1) which can rotate about a rotational axis of the respective repeller (1). One repeller (1) is a wind barrier. The centers (1.3) of the at least three wind barriers are arranged on at least two repeller planes (6.1, 6.2, 6.3) which lie parallel to each other in a mutually spaced manner. The repeller planes (6.1, 6.2, 6.3) are perpendicular to the rotational axes of the wind barriers. All of the repellers (1) of the repeller assembly (2) are aligned identically. The centers of the at least three wind barriers lie on a common assembly plane (7). The assembly plane (7) is substantially perpendicular to the repeller planes (6.1, 6.2, 6.3). A convex envelope (9) of all of the centers of all of the wind barriers defines an assembly surface (7.1). The assembly surface (7.1) has an axis of symmetry (7.11). The wind turbine comprises a rotational axis (3.1) about which the repeller assembly (2) can be rotated so as to allow the self-aligning function. The point of passage of the rotational axis (3.1) through the assembly surface (7.1) lies on the axis of symmetry (7.11), namely in front of a load focal point (4).
The present invention relates to wind turbine installations for power generation. The wind turbine installations comprise a turbine support with at least two wind turbines. Furthermore, a wind turbine installation according to the invention comprises a tower console with at least one bearing point. Said bearing point permits a rotational movement of the turbine support about the vertical axis of the turbine support and relative to a foundation. The turbine support is connected to the tower console by means of tower pillars. The installation furthermore comprises electronics which comprise an electronic controller. The electronics are furthermore designed so as to be rotatable about the vertical axis of the turbine support relative to the foundation and relative to a power transmission cable.
The present invention relates to wind turbine installations for power generation. The wind turbine installations comprise a turbine support (17) with at least two wind turbines (4, 4', 4"). Furthermore, a wind turbine installation according to the invention comprises a tower console (1) with at least one bearing point (2). Said bearing point (2) permits a rotational movement of the turbine support (17) about the vertical axis of the turbine support (17) and relative to a foundation (15). The turbine support (17) is connected to the tower console by means of tower pillars (5, 5'). The installation furthermore comprises electronics (18) which comprise an electronic controller. The electronics (18) are furthermore designed so as to be rotatable about the vertical axis of the turbine support (17) relative to the foundation (15) and relative to a power transmission cable (13).
The invention relates to wind turbine installations for generating power. The wind turbine installations comprise a turbine support (17) having at least two wind turbines (4, 4', 4''). A wind turbine installation according to the invention further comprises a tower console (1) having at least one bearing point (2). Said bearing point (2) enables the turbine support (17) to rotate about the vertical axis of the turbine support (17) and relative to a foundation (15). The turbine support (17) is connected to the tower console by means of tower supports (5, 5'). The installation further comprises electronics (18), which include an electronic control. The electronics (18) are also designed in such a manner that the electronics (18) are rotatable about the vertical axis of the turbine support (17) relative to the foundation (18) and relative to a power supply line (13).
The present invention relates to a rotor blade (1) and a corresponding rotor for a wind turbine having a reduced rotor diameter and improved performance. The rotor blade (1) for a wind turbine has a blade root (3) with a defined first diameter as an attachment to a hub, and a rotor blade end (2), with a second defined diameter, opposite the blade root. The rotor blade (1) also has a trailing edge (7) and a leading edge (8) in relation to the direction of rotation of the rotor blade (1) during operation. The leading edge (8) and the trailing edge (7) each have a curvature. The first diameter is smaller than the second diameter.
The invention relates to a wind farm comprising at least two wind turbines (7, 7') mounted on a turbine support (5). Said turbine support is rotatably mounted on a rotating pedestal (2) by means of tower supports (4, 4') and can rotate in relation to a tower console (1).
The invention relates to a wind farm comprising at least two wind turbines (7, 7') mounted on a turbine support (5). Said turbine support is rotatably mounted on a rotating pedestal (2) by means of tower supports (4, 4') and can rotate in relation to a tower console (1).
